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Ján Jakubík

8. 10. 1923 (Dudince) – 24. 11. 2015 (Košice)
University studies:
Comenius University, Bratislava, School of Natural Sciences 1944–1949,
RNDr. 1951, Docent 1956, CSc. (PhD) 1958, Professor 1963, DrSc. 1965, Academician 1977.
Positions held:
1948–1952     Slovak Technical University in Bratislava;
1952–1985     Technical University in Košice;
1977–2012     Math. Inst. Slovak Acad. Sci., Extension in Košice (1977–1985 part time), Principal Research Fellow, Head of the Extension in Košice.

List of Publications:

  1. Jakubik, J., Jednoznacnost rozkladu svazu na direktny sucin.
    Matematicko-fyzikalny zbornik SAV 1, 1951, 45--50.
  2. Jakubik, J., Kolibiar, M.,O nekotorych svojstvach par struktur.
    Czechoslovak Mathematical Journal 4 (1954), 1--27.
  3. Jakubik, J., O graficeskom izomorfizme struktur.
    Czechoslovak Mathematical Journal 4 (1954), 131--141.
  4. Jakubik, J., O rovnomernej konvergencii spojitych funkcii .
    Matematicko-fyzikalny casopis 4 (1954), 154--161.
  5. Jakubik, J., O grafovom izomorfizme semimodularnych svazov.
    Matematicko-fyzikalny casopis 4 (1954), 162--177.
  6. Jakubik, J., Sistema otnosenij kongruentnosti v strukturach.
    Czechoslovak Mathematical Journal 4 (1954), 248--273.
  7. Jakubik, J., O otnosenijach kongruentnosti na abstraktnych algebrach.
    Czechoslovak Mathematical Journal 4 (1954), 314--317.
  8. Jakubik, J., Relacie kongruentnosti a slaba projektivnost na svazoch.
    Casopis pro pestovani matematiky 80 (1955), 206--216.
  9. Jakubik, J., Poznamka o absolutne konvergentnych radoch.
    Matematicko-fyzikalny casopis 5 (1955), 133--136.
  10. Jakubik, J., Prjamyje razlozenija jedinicy v modularnych strukturach.
    Czechoslovak Mathematical Journal 5 (1955), 399--411.
  11. Jakubik, J., Prjamyje razlozenija vpolne distributivnych struktur.
    Czechoslovak Mathematical Journal 5 (1955), 488--491.
  12. Jakubik, J., O metrickych svazoch.
    Matematicko-fyzikalny casopis 5 (1955), 140--143.
  13. Jakubik, J., On the Jordan-Dedekind chain condition.
    Acta scientiarum mathematicarum 16 (1955), 266--269.
  14. Jakubik, J., O konvergencii v linearnych priestoroch.
    Matematicko-fyzikalny casopis 6 (1956), 57--67.
  15. Jakubik, J., O existencnych algebrach.
    Casopis pro pestovani matematiky 81 (1956), 43--45.
  16. Jakubik, J., Ob aksiomach teorii multistruktur.
    Czechoslovak Mathematical Journal 6 (1956), 1956, 426--430.
  17. Jakubik, J., Grafovy izomorfizmus multizvazov.
    Acta Fac. Rer. Nat. Univ. Comen. Mathematica 1 (1956), 255--264.
  18. Jakubik, J., Poznamka o Jordan-Dedekindovej podmienke v Booleovych algebrach.
    Casopis pro pestovani matematiky 82 (1957), 44--46.
  19. Jakubik, J., Centrum nekonecne distributivnych svazov.
    Matematicko-fyzikalny casopis 7 (1957), 116--120.
  20. Jakubik, J., Poznamka o endomorfizmoch na svazoch.
    Casopis pro pestovani matematiky 83 (1958), 226--229.
  21. Jakubik, J., O zamenitelnych kongruenciach na svazoch.
    Matematicko-fyzikalny casopis 8 (1958), 155--162.
  22. Jakubik, J., O retazcoch v Booleovych algebrach.
    Matematicko-fyzikalny casopis 8 (1958), 193--202.
  23. Jakubik, J., Konvexe Ketten in ellipse -Gruppen.
    Casopis pro pestovani matematiky 83 (1958), 53--63.
  24. Jakubik, J., Ob odnom klasse strukturno uporjadocennych grupp.
    Casopis pro pestovani matematiky 84 (1959), 150--161.
  25. Jakubik, J., O glavnych idealach v strukturno uporjadocennych gruppach.
    Czechoslovak Mathematical Journal 9 (1959), 528--543.
  26. Jakubik, J., Konvexne retazce v ciastocne usporiadanych grupach.
    Matematicko-fyzikalny casopis 9 (1959), 236--242.
  27. Jakubik, J., Ob odnom svojstve strukturno uporjadocennych grupp.
    Casopis pro pestovani matematiky 85 (1960), 51--59.
  28. Jakubik, J., Prjamyje razlozenija casticno uporjadocennych grupp.
    Czechoslovak Mathematical Journal 10 (1960), 231--243.
  29. Jakubik, J., K teorii casticno uporjadocennych grupp.
    Casopis pro pestovani matematiky 86 (1961), 318--330.
  30. Jakubik, J., Prjamyje razlozenija casticno uporjadocennych grupp. II.
    Czechoslovak Mathematical Journal 11 (1961), 490--515.
  31. Jakubik, J., Über eine Klasse von l-Gruppen.
    Acta Fac. Rer. Nat. Univ. Comen. Math. 6 (1961), 267--273.
  32. Jakubik, J.: The interval topology of an l-group.
    Matematicko-fyzikalny casopis 12 (1962), 209--211.
  33. Jakubik, J.: Über Teilbünde der l-Gruppen.
    Acta Scientiarum Mathematicarum 23 (1962), 249--254.
  34. Jakubik, J.: Über ein Problem von Paul Jaffard.
    Archiv der Mathematik 14 (1963), 16--21.
  35. Jakubik, J.: Predstavlenia i rassirenija l-grupp.
    Czechoslovak mathematical Journal 13 (1963), 267--283.
  36. Jakubik, J.: Die Jordan-Dedekindsche Bedingung im direkten Produkt von geordneten Mengen.
    Acta Scientiarum Mathematicarum 24 (1963), 20--23.
  37. Jakubik, J.: Interval topology of an l-group.
    Colloquium mathemaicum 11 (1963), 65--72.
  38. Jakubik, J.: Lexikograficeskije proizvedenija casticno uporjadocennych gruppoidov.
    Czechoslovak Mathematical Journal 14 (1964), 281--305.
  39. Jakubik, J.: Über halbgeordnete Gruppen mit verallgemeinerter Jordanscher Zerlegung.
    Revue Roumaine des Mathem. Pures et Appl. 9 (1964), 187--190.
  40. Jakubik, J.: Über Verbandsgruppen mit zwei Erzeugenden. >TT>
    Czechoslovak Mathematical Journal 14 (1964), 444--454.
  41. Jakubik, J., Kolibiar, M.: Über euklidische Verbände.
    Mathematische Annalen 155 (1964), 334--342.
  42. Jakubik, J.: Kompakt erzeughte Verbandsgruppen.
    Mathematische Nachrichten 30 (1965), 193--201.
  43. Jakubik, J.: Über die Intervalltopologie auf einer halbgeordneten Gruppe.
    Matematicko-fyzikalny casopis 15 (1965), 257--272.
  44. Jakubik, J., Die Dedekindschen Schnitte im direkten Produkt von halbgeordneten Gruppen.
    Matematicko-fyzikalny casopis 16 (1966), 329--336.
  45. Jakubik, J., Higher degrees of distributivity in lattices and lattice ordered groups.
    Czechoslovak Mathematical Journal 18 (1968), 356--376.
  46. Jakubik, J., Lattice ordered algebras generated by systems of ideals.
    Colloquium mathematicum 20 (1969), 31--44.
  47. Jakubik, J., Disjoint subsets of a partially ordered group.
    Archiv der Mathematik 20 (1969), 572--577.
  48. Jakubik, J., On some problems concerning disjointness in partially ordered
    groups.
    Acta Fac. Rer. Nat. Univ. Comen. Math. 22 (1969), 47--56.
  49. Jakubik, J., Partially ordered groups with two disjoint elements.
    Colloquium mathematicum 21 (1970), 39--44.
  50. Jakubik, J., The mixed product decompositions of partially ordered groups.
    Czechoslovak Mathematical Journal 20 (1970), 184--206.
  51. Jakubik, J., ellipse -subgroups of a lattice ordered group.
    Journal of the London Mathematical Society 2 (1970), 366--368.
  52. Jakubik, J., M-polars in lattices.
    Casopis pro pestovani matematiky 95 (1970), 252--255.
  53. Jakubik, J., On subgroups of a pseudo lattice ordered group.
    Pacific Journal of Mathematics 34 (1970), 109--115.
  54. Jakubik, J., Weak product decompositions of discrete lattices.
    Czechoslovak Mathematical Journal 21 (1971) 399--412.
  55. Jakubik, J., Drevenak, O., Lattice ordered groups with a basis.
    Mathematische Nachrichten 53 (1972), 217--236.
  56. Jakubik, J., Cardinal properties of lattice ordered groups.
    Fundamenta Mathematicae 74 (1972), 85--98.
  57. Jakubik, J., Distributivity in lattice ordered groups.
    Czechoslovak Mathematical Journal 22 (1972), 108--125.
  58. Jakubik, J., Cantor-Bernstein theorem for lattice ordered groups.
    Czechoslovak Mathematical Journal 22 (1972), 159--175.
  59. Jakubik, J., Weak product decompositions of partially ordered sets.
    Colloquium mathematicum 25 (1972), 177--190.
  60. Jakubik, J., Homogeneous lattice ordered groups.
    Czechoslovak Mathematical Journal 22 (1972), 325--337.
  61. Jakubik, J., Conditionally alpha-complete sublattices of a distributive lattice.
    Algebra universalis 2 (1972), 255--261.
  62. Jakubik, J., Lattice ordered groups of finite breadth.
    Colloquium mathematicum 27 (1973), 13--20.
  63. Jakubik, J., Center of a complete lattice.
    Czechoslovak Mathematical Journal 23 (1973), 125--138.
  64. Jakubik, J., On sigma-complete lattice ordered groups.
    Czechoslovak Mathematical Journal 23 (1973), 164--174.
  65. Jakubik, J., Lattice ordered groups with complete epimorphic images.
    Colloquium mathematicum 21 (1974), 21--28.
  66. Jakubik, J., Quasiorder on systems of directed sets.
    Matematicky casopis 24 (1974), 173--177.
  67. Jakubik, J., Normal prime filters of a lattice ordered group.
    Czechoslovak Mathematical Journal 24 (1974), 91--96.
  68. Jakubik, J., Splitting property of lattice ordered groups.
    Czechoslovak Mathematical Journal 24 (1974), 257--269.
  69. Jakubik, J., Conditionally orthogonally complete ellipse -groups.
    Mathematische Nachrichten 65 (1975), 153--162.
  70. Jakubik, J., Unoriented graphs of modular lattices.
    Czechoslovak Mathematical Journal 25 (1975), 240--246.
  71. Jakubik, J., Modular lattices of locally finite length.
    Acta scientiarum mathematicarum 37 (1975), 79--82.
  72. Jakubik, J., Center of a bounded lattice.
    Matematicky casopis 25 (1975), 339--343.
  73. Jakubik, J., Sublattices with saturated chains.
    Czechoslovak Mathematical Journal 25 (1975), 442--444.
  74. Jakubik, J., Cardinal sums of linearly ordered groups.
    Czechoslovak Mathematical Journal 25 (1975), 568--575.
  75. Jakubik, J., Product of torsion classes of lattice ordered groups.
    Czechoslovak Mathematical Journal 25 (1975), 576--585.
  76. Jakubik, J., Principal projection bands of a Riesz space.
    Colloquium mathematicum 36 (1976), 195--203.
  77. Jakubik, J., Lattice ordered groups with cyclic linearly ordered subgroups.
    Casopis pro pestovani matematiky 101 (1976), 88--90.
  78. Jakubik, J., Pairs of lattices with common congruence relations.
    Colloquia Mathematica Soc. J. Bolyai 14 (1976), 171--183.
  79. Jakubik, J., W-isomorphisms of distributive lattices.
    Czechoslovak Mathematical Journal 26 (1976), 330--338.
  80. Jakubik, J., Strongly projectable lattice ordered groups.
    Czechoslovak Mathematical Journal 26 (1976), 642--652.
  81. Jakubik, J., Kolibiar, M., Lattices with a third distributive operation.
    Mathematica Slovaca 27 (1977), 287--292.
  82. Jakubik, J., Radical classes and radical mappings of lattice ordered groups.
    Symposia mathematica 31 (1977), Academic Press, New York-London, 451--477.
  83. Jakubik, J., Archimedean kernel of a lattice ordered group.
    Czechoslovak Mathematical Journal 28 (1978), 140--154.
  84. Jakubik, J., Generalized Dedekind completion of a lattice ordered group.
    Czechoslovak Mathematical Journal 28 (1978), 294--311.
  85. Jakubik, J., Maximal Dedekind completion of an abelian lattice ordered group.
    Czechoslovak Mathematical Journal 28 (1978), 611--631.
  86. Jakubik, J., Orthogonal hull of a strongly projectable lattice ordered group.
    Czechoslovak Mathematical Journal 28 (1978), 484--504.
  87. Jakubik, J., On algebraic operations of a lattice ordered group.
    Colloquium mathematicum 61 (1979), 35--44.
  88. Jakubik, J., Generalized lattice identities in lattice ordered groups.
    Czechoslovak Mathematical Journal 30 (1980), 127--134.
  89. Jakubik, J., Isometries of lattice ordered groups.
    Czechoslovak Mathematical Journal 30 (1980), 142--152.
  90. Jakubik, J., Weak isomorphisms of lattice ordered groups.
    Czechoslovak Mathematical Journal 30 (1980), 438--444.
  91. Jakubik, J., Products of radical classes of lattice ordered groups.
    Acta Math. Univ. Comenianae 39 (1980), 31--42.
  92. Jakubik, J., On isometries of non-abelian lattice ordered groups.
    Mathematica Slovaca 31 (1981), 171--175.
  93. Jakubik, J., On value selectors and torsion classes of lattice ordered groups.
    Czechoslovak Mathematical Journal 31 (1981), 306--313.
  94. Jakubik, J., Prime selectors and torsion classes of lattice ordered groups.
    Czechoslovak Mathematical Journal 31 (1981), 325--337.
  95. Jakubik, J., On the lattice of torsion classes of lattice ordered groups.
    Czechoslovak Mathematical Journal 31 (1981), 510--513.
  96. Jakubik, J., On the lattice of radical classes of linearly ordered groups.
    Studia Scientiarum Mathem. Hungarica 19 (1981), 76--86.
  97. Jakubik, J., On linearly ordered subgroups of a lattice ordered group.
    Casopis pro pestovani matematiky 107 (1982), 175--179.
  98. Jakubik, J., Projectable kernel of a lattice ordered group.
    Universal Algebra and Applications, Banach Center Publ. Vol 9 (1982), 105--112.
  99. Jakubik, J., Torsion radicals of lattice ordered groups.
    Czechoslovak Mathematical Journal 32 (1982), 347--365.
  100. Jakubik, J., Distributivity of intervals of torsion radicals.
    Czechoslovak Mathematical Journal 32 (1982), 548--555.
  101. Jakubik, J., On lexico extensions of lattice ordered groups.
    Mathematica Slovaca 33 (1983), 81--84.
  102. Jakubik, J., On the lattice of semisimple classes of linearly ordered groups.
    Casopis pro pestovani matematiky 107 (1982), 183--190.
  103. Jakubik, J., On K-radical classes of lattice ordered groups.
    Czechoslovak Mathematical Journal 33 (1983), 149--163.
  104. Jakubik, J., Kolibiar, M., Isometries of multilattice groups.
    Czechoslovak Mathematical Journal 33 (1983), 602--612.
  105. Jakubik, J., On isometries of lattices.
    Mathematica Slovaca 34 (1984), 177--184.
  106. Jakubik, J., On lattices determined up to isomorphisms by their graphs.
    Czechoslovak Mathematical Journal 34 (1984), 305--314.
  107. Jakubik, J., Kernels of lattice ordered groups defined by properties of sequences.
    Casopis pro pestovani matematiky 109 (1984), 290--298.
  108. Jakubik, J., On radical classes of abelian linearly ordered groups.
    Mathematica Slovaca 35 (1985), 141--154.
  109. Jakubik, J., On isomorphisms of graphs of lattices.
    Czechoslovak Mathematical Journal 35 (1985), 188--200.
  110. Jakubik, J., Graph isomorphism of semimodular lattices.
    Mathematica Slovaca 35 (1985), 229--232.
  111. Jakubik, J., On weak direct decompositions of lattices and graphs.
    Czechoslovak Mathematical Journal 35 (1985), 269--277.
  112. Jakubik, J., Covering graphs and subdirect decompositions of partially ordered sets.
    Mathematica Slovaca 36 (1986), 151--162.
  113. Jakubik, J., On strictly positive lattice ordered semigroups.
    Czechoslovak Mathematical Journal 36 (1986), 31--34.
  114. Jakubik, J., Radical subgroups of lattice ordered groups.
    Czechoslovak Mathematical Journal 36 (1986), 285--297.
  115. Jakubik, J., Lexicographic product decompositions of a linearly ordered group.
    Czechoslovak Mathematical Journal 36 (1986), 553--563.
  116. Cernak, S., Jakubik, J., Completion of a cyclically ordered group.
    Czechoslovak Mathematical Journal 37 (1987), 157--174.
  117. Jakubik, J., Closure operators on the lattice of radical classes of lattice ordered groups.
    Czechoslovak Mathematical Journal 38 (1988), 71--77.
  118. Jakubik, J., K-radical classes of abelian linearly ordered groups.
    Mathematica Slovaca 38 (1988), 33--44.
  119. Jakubik, J., Pringerova, G., Representations of cyclically ordered groups.
    Casopis pro pestovani matematiky 113 (1988), 197--208.
  120. Jakubik, J., Unequivocal linearly ordered groups.
    Czechoslovak Mathematical Journal 38 (1988), 245--255.
  121. Jakubik, J., Convergences and complete distributivity of lattice ordered groups.
    Mathematica Slovaca 38 (1988), 269--272.
  122. Jakubik, J., Weak isometries of lattice ordered groups.
    Mathematica Slovaca 38 (1988), 133--138.
  123. Jakubik, J., Pringerova, G., Radical classes of cyclically ordered groups.
    Mathematica Slovaca 38 (1988), 255--268.
  124. Jakubik, J., Sequential convergences in Boolean algebras.
    Czechoslovak Mathematical Journal 38 (1988), 520--530.
  125. Jakubik, J., On summability in convergence ellipse -groups.
    Casopis pro pestovani matematiky 113 (1988), 286--292.
  126. Jakubik, J., On direct product decompositions of directed sets.
    Mathematica Slovaca 38 (1988), 45--49.
  127. Jakubik, J., Lexicographic factors of a linearly ordered group.
    Czechoslovak Mathematical Journal 39 (1989), 111--119.
  128. Jakubik, J., Retracts of abelian cyclically ordered groups.
    Archivum mathematicum 25 (1989), 13--18.
  129. Jakubik, J., On some types of kernels of a convergence ellipse -groups.
    Czechoslovak Mathematical Journal 39 (1989), 239--247.
  130. Jakubik, J., Retracts of abelian lattice ordered groups.
    Czechoslovak Mathematical Journal 39 (1989), 477--489.
  131. Jakubik, J., Direct product decompositions of directed groups.
    Czechoslovak Mathematical Journal 39 (1989), 618--621.
  132. Harminc, M., Jakubik, J., Maximal convergences and minimal proper convergences in ellipse -groups.
    Czechoslovak Mathematical Journal 39 (1989), 631--640.
  133. Jakubik, J., On a radical class of lattice ordered groups.
    Czechoslovak Mathematical Journal 39 (1989), 641--643.
  134. Jakubik, J., Lattice ordered groups having a largest convergence.
    Czechoslovak Mathematical Journal 39 (1989), 717--729.
  135. Jakubik, J., Retract varieties of lattice ordered groups.
    Czechoslovak Mathematical Journal 40 (1990), 104--112.
  136. Jakubik, J., On lattice ordered groups having a unique addition.
    Czechoslovak Mathematical Journal 40 (1990), 311--314.
  137. Jakubik, J., On disjoint subsets of a complete lattice ordered group.
    Casopis pro pestovani matematiky 115 (1990), 165--170.
  138. Jakubik, J., On completions of linearly ordered groups.
    Casopis pro pestovani matematiky 115 (1990), 278--282.
  139. Jakubik, J., On torsion classes generated by radical classes of lattice ordered groups.
    Archivum mathematicum 26 (1990), 115--119.
  140. Jakubik, J., Convergences and higher degrees of distributivity of lattice ordered groups and of Boolean algebras.
    Czechoslovak Mathematical Journal 40 (1990), 453--458.
  141. Jakubik, J., Cyclically ordered groups with unique addition.
    Czechoslovak Mathematical Journal 40 (1990), 534--538.
  142. Jakubik, J., On directed interpolation groups.
    Czechoslovak Mathematical Journal 40 (1990), 648--658.
  143. Jakubik, J., Valuations on modular lattices.
    Mathematica Bohemica 116 (1991), 391--395.
  144. Jakubik, J., Selfduality of the system of intervals of a partially ordered set.
    Czechoslovak Mathematical Journal 41 (1991), 135--140.
  145. Jakubik, J., Completions and closures of cyclically ordered groups.
    Czechoslovak Mathematical Journal 41 (1991), 160--169.
  146. Jakubik, J., Maximal antichains in a partially ordered set.
    Czechoslovak Mathematical Journal 41 (1991), 75--84.
  147. Jakubik, J., Mixed product decompositions of directed groups.
    Czechoslovak Mathematical Journal 41 (1991), 429--435.
  148. Jakubik, J., Lattice ordered groups with unique addition must be archimedean.
    Czechoslovak Mathematical Journal 41 (1991), 559--563.
  149. Jakubik, J., Sequential convergences on ellipse -groups without Urysohn's axiom.
    Czechoslovak Mathematical Journal 42 (1992), 1--16.
  150. Jakubik, J., On convexities of lattices.
    Czechoslovak Mathematical Journal 42 (1992), 325--330.
  151. Jakubik, J., Sequential convergences on free lattice ordered groups.
    Mathematica Bohemica 117 (1992), 48--54.
  152. Jakubik, J., Sequential convergences in lattices.
    Mathematica Bohemica 117 (1992), 239--250.
  153. Jakubik, J., On projective intervals in a modular lattice.
    Mathematica Bohemica 117 (1992), 293--298.
  154. Jakubik, J., Partially ordered sets with nondistributive lattice of maximal antichains.
    Czechoslovak Mathematical Journal 42 (1992), 685--691.
  155. Jakubik, J., On directed groups with additional operations.
    Mathematica Bohemica 118 (1993), 11--17.
  156. Jakubik, J., Complete retract mappings of a complete lattice ordered group.
    Czechoslovak Mathematical Journal 43 (1993), 301--318.
  157. Jakubik, J., On systems of sequences of reals.
    Tatra Mountains Math. Publ. 2 (1993), 19--23.
  158. Jakubik, J., On filters of ordered semigroups.
    Czechoslovak Mathematical Journal 43 (1993), 519--522.
  159. Jakubik, J., Csontoova, M., Convex isomorphisms of directed multilattices.
    Mathematica Bohemica 118 (1993), 359--379.
  160. Jakubik, J., On strong superlattices.
    Mathematica Slovaca 44 (1994), 131-138.
  161. Jakubik, J., G. Pringerova, Direct limits of cyclically ordered groups.
    Czechoslovak Mathematical Journal 44 (1994), 231-250.
  162. Jakubik, J., On convexities of d-groups.
    Czechoslovak Mathematical Journal 44 (1994), 305-314.
  163. Jakubik, J., Sequential convergences in distributive lattices.
    Mathematica Bohemica 119 (1994), 245-254.
  164. Jakubik, J., On extended cyclic orders.
    Czechoslovak Mathematical Journal 44 (1994), 661-675.
  165. Jakubik, J., Direct product decomposition of MV-algebras.
    Czechoslovak Mathematical Journal 44 (1994), 725-739.
  166. Jakubik, J., On some completeness properties for lattice ordered groups.
    Czechoslovak Mathematical Journal 45 (1995), 253--266.
  167. Jakubik, J., On complete MV-algebras.
    Czechoslovak Mathematical Journal 45 (1995), 473--480.
  168. Jakubik, J., Affine completeness of complete lattice ordered groups.
    Czechoslovak Mathematical Journal 3 (1995), 571--576.
  169. Jakubik, J., Sequential convergences on MV-algebras.
    Czechoslovak Mathematical Journal 45 (1995), 709--726.
  170. Jakubik, J., On sequences in vector lattices.
    Mathematica Bohemica 120 (1995), 379--386.
  171. Jakubik, J.: Convexities of lattice ordered groups.
    Mathematica Bohemica 121 1996, 59--67.
  172. Jakubik, J.: On complete lattice ordered groups with strong units.
    Czechoslovak Mathematical Journal 46 (1996), 221--230.
  173. Jakubik, J.: Directly indecomposable direct factors of a lattice.
    Mathematica Bohemica 121 (1996), 281--292.
  174. Jakubik, J.: Principal convergences on lattice ordered groups.
    Czechoslovak Mathematical Journal 46 (1996), 721--732.
  175. Jakubik, J.: On half lattice ordered groups.
    Czechoslovak Mathematical Journal 46 (1996), 745--767.
  176. Jakubik, J., Lihova, J.: Systems of intervals of partially ordered sets.
    Mathematica Slovaca 46 (1996), 355--361.
  177. Jakubik, J.: Convergence l-groups with zero radical.
    Mathematica Bohemica 122 (1997), 63--73.
  178. Jakubik, J.: Unions of uniquely complemented lattices.
    Mathematica Bohemica 122 (1997), 147--152.
  179. Jakubik, J.: Lateral and Dedekind completions of strongly projectable lattice ordered groups.
    Czechoslovak Mathematical Journal 47 (1997), 511--523.
  180. Jakubik, J.: Closed convex l-subgroups and radical classes of convergence l-groups.
    Mathematica Bohemica 122 (1997), 301--315.
  181. Jakubik, J.: Sequential convergences in a vector lattice.
    Mathematica Bohemica 123 (1998), 33--48.
  182. Jakubik, J.: Convex isomorphisms of archimedean lattice ordered groups.
    Mathware and Soft Computing 5 (1998), 49--56.
  183. Jakubik, J.: Atomicity of the Boolean algebra of direct factors of a directed set.
    Mathematica Bohemica 123 (1998), 145--161.
  184. Jakubik, J.: Partially ordered sets having selfdual system of intervals.
    Mathematica Bohemica 123 (1998), 271--278.
  185. Jakubik, J.: Lexicographic product decompositions of cyclically ordered groups.
    Czechoslovak Mathematical Journal 48 (1998), 229--241.
  186. Jakubik, J.: Radical classes of generalized Boolean algebras.
    Czechoslovak Mathematical Journal 48 (1998), 253--268.
  187. Jakubik, J., Csontoova, M.: Affine completeness of projectable lattice ordered groups.
    Czechoslovak Mathematical Journal 48 (1998), 359--363.
  188. Jakubik, J.: On archimedean MV-algebras.
    Czechoslovak mathematical Journal 48 (1998), 575--582.
  189. Jakubik, J.: Complete generators and maximal completions of MV-algebras.
    Czechoslovak Mathematical Journal 48 (1998), 597--608.
  190. Jakubik, J.: Disjoint sequences in Boolean algebras.
    Mathematica Bohemica 123 (1998), 411--418.
  191. Jakubik, J., Pringerova, G.: On $\vee$-irreducible elements in the positive cone of an l-group.
    Acta Univ. M. Belii, Math. 6 (1998), 21--29.
  192. Jakubik, J.: Subdirect product decompositions of MV-algebras.
    Czechoslovak Mathematical Journal 49 (1999), 163--173.
  193. Jakubik, J.: Radical classes of MV-algebras
    Czechoslovak Mathematical Journal 49 (1999), 191--211.
  194. Jakubik, J.: Graph automorphisms of a finite modular lattice.
    Czechoslovak Mathematical Journal 49 (1999), 443--447.
  195. Jakubik, J.: Cantor-Bernstein theorem for MV-algebras.
    Czechoslovak Mathematical Journal 49 (1999), 517--526.
  196. Jakubik, J.: Radical classes of complete lattice ordered groups.
    Mathematica Slovaca 49 (1999), 417--424.
  197. Jakubik, J.: Distinguished extensions of an MV-algebra.
    Czechoslovak Mathematical Journal 49 (1999), 867--876.
  198. Jakubik, J., Csontoova, M.: Cancellation rule for internal direct product decompositions of a connected partially ordered set.
    Mathematica Bohemica 125 (2000), 115--122.
  199. Jakubik, J., Cernak, S.: On convex linearly ordered subgroups of an hl-group.
    Mathematica Slovaca 50 (2000), 127--133.
  200. Jakubik, J.: Nearly disjoint sequences in convergence l-groups.
    Mathematica Bohemica 125 (2000), 139--144.
  201. Jakubik, J.: Retract mappings in projectable MV-algebras.
    Soft Computing 4 (2000), 27--32.
  202. Jakubik, J.: Lateral completion of a projectable lattice ordered group.
    Czechoslovak Mathematical Journal 50 (2000), 431--444.
  203. Jakubik, J.: Direct product decompositions of infinitely distributive lattices.
    Mathematica Bohemica 125 (2000), 341--354.
  204. Jakubik, J.: On cut completions of abelian lattice ordered groups.
    Czechoslovak Mathematical Journal 50 (2000), 587--602.
  205. Jakubik, J.: Convexities of normal valued lattice ordered groups.
    Czechoslovak Mathematical Journal 50 (2000), 641--649.
  206. Jakubik, J.: Graph automorphisms of semimodular lattices.
    Mathematica Bohemica 125 (2000), 459--464.
  207. Jakubik, J.: Completeness properties for MV-algebras.
    Multple Valued Logic 6 (2001), 157--169.
  208. Jakubik, J.: Lexicographic products of half linearly ordered groups.
    Czechoslovak Mathematical Journal 51 (2001), 127--138.
  209. Jakubik, J.: On iterated limits of subsets of a convergence l-groups.
    Mathematica Bohemica 126> (2001), 53--61.
  210. Jakubik, J.: Weak $\sigma$-distributivity of lattice ordered groups.
    Mathematica Bohemica 126 (2001), 151--159.
  211. Jakubik, J.: On chains in MV-algebras.
    Mathematica Slovaca 51 (2001), 151--166.
  212. Jakubik, J.: Regular representations of semisimple MV-algebras by continuous real functions.
    Mathematica Slovaca 51 (2001), 269--274.
  213. Jakubik, J., Fric, R.: Sequential convergences on Boolean algebras defined by systems of maximal filters.
    Czechoslovak Mathematical Journal 51 (2001), 261--274.
  214. Jakubik, J.: Direct product decompositions of pseudo MV-algebras.
    Archivum Mathematicum 37 (2001), 131--142.
  215. Jakubik, J.: State homomorphisms of MV-algebras.
    Czechoslovak Mathematical Journal 51 (2001), 609--616.
  216. Jakubik, J.: Distinguished completion of a direct product of lattice ordered groups.
    Czechoslovak Mathhematical Journal 51 (2001), 661--671.
  217. Jakubik, J.: On the congruence lattice of an abelian lattice ordered group.
    Mathematica Slovaca 126 (2001), 269--274.
  218. Jakubik, J.: Basic elements in a pseudo MV-algebras.
    Soft Computing 5 (2001), 372--375.
  219. Jakubik, J.: Convex mappings of archimedean MV-algebras.
    Mathematica Slovaca 51 (2001), 383--391.
  220. Jakubik, J.: Complete distributivity of lattice ordered groups and vector lattices.
    Czechoslovak Mathematical Journal 51 (2001), 889--896.
  221. Jakubik, J.: Strong subdirect productsof MV-algebras.
    Mathematica Slovaca 51 (2001), 507--520.
  222. Jakubik, J.: A theorem of Cantor-Bernstein type for othogonally $\sigma$-complete pseudo MV-algebras.
    Tatra Mountain Mathem. Publication 22 (2001), 91--103.
  223. Jakubik, J.: Sequential convergences on generalized Boolean algebras.
    Mathematica Bohemica 127 (2002), 1--14.
  224. Jakubik, J.: Completely subdirect producst of directed sets.
    Mathematica Bohemica 127 (2002), 71--81.
  225. Jakubik, J.: General comparability of pseudo MV-algebras.
    Mathematica Slovaca 52 (2002), 13--17.
  226. Jakubik, J.: On half cyclically ordered groups.
    Czechoslovak Mathematical Journal 52 (2002), 275--294.
  227. Jakubik, J.: On the lattice of additive hereditary properties of finite graphs.
    Discussiones Mathematicae, General Algebra and Applications 22 (2002), 73--86.
  228. Jakubik, J.: Cantor Bernstein theorem for lattices.
    Mathematica Bohemica 127 (2002), 463--471.
  229. Jakubik, J.: Radical classes of distributive lattices having the least element.
    Mathematica Bohemica 127 (2002), 409--425.
  230. Jakubik, J.: On direct and subdirect product decompositions of partially ordered sets.
    Mathematica Slovaca 52 (2002), 377--395.
  231. Jakubik, J.: Torsion classes of Specker lattice ordered groups.
    Czechoslovak mathematical Journal 52 (2002), 469--482.
  232. Jakubik, J.: On intervals and isometries of MV-algebras.
    Czechoslovak mathematical Journal 52 (2002), 651--663.
  233. Jakubik, J.: On the $\alpha$-completeness of pseudo MV-algebras.
    Mathematica Slovaca 52 (2002), 511--516.
  234. Jakubik, J.: On product MV-algebras.
    Czechoslovak Mathematical Journal 52, 797--810.
  235. Jakubik, J.: On orthogonally $\sigma$-complete lattice ordered groups.
    Czechoslovak Mathematical Journal 52 (2002), 881--888.
  236. Jakubik, J.: Graph automorphisms and cells of lattices.
    Czechoslovak Mathematical Journal 53 (2003), 103--111.
  237. Jakubik, J.: Convex chains in a pseudo MV-algebra.
    Czechoslovak Mathematical Journal 53 (2003), 113--125.
  238. Jakubik, J.: Torsion classes of MV-algebras.
    Soft Computing 7 (2003), 468--471.
  239. Jakubik, J.: Maximal completion of a pseudo MV-algebra.
    Archivum mathematicum 39 (2003), 141--161.
  240. Jakubik, J.: On free MV-algebras.
    Czechoslovak Mathematical Journal 23 (2003), 311--317.
  241. On absolute retracts and absolute convex retracts in some classes of l-groups.
    Discussiones Mathematicae, General Algebra and Applications 23(2003), 19--30.
  242. Jakubik, J.: Higher degrees of distributivity in MV-algebras.
    Czechoslovak Mathematical Journal 53 (2003), 641--654.
  243. Jakubik, J.: Projectability and splitting property of lattice ordered groups.
    Czechoslovak Mathematical Journal 53 (2003), 907--915.
  244. Jakubik, J.: On vierieties of pseudo MV-algebras.
    Czechoslovak Mathematical Journal 53 (2003), 1031--1040.
  245. Jakubik, J.: On Caratheodory vector lattices.
    Mathematica Slovaca 53 (2003), 479--503.
  246. Jakubik, J.: Isometries of MV-algebras.
    Mathematica Slovaca 54 (2004), 43--48.
  247. Jakubik, J.: Generalized cardinal properties of lattices and lattice ordered groups.
    Czechoslovak Mathematical Journal 54 (2004), 1035--1053.
  248. Jakubik, J. On the affine completeness of lattice ordered groups.
    Czechoslovak Mathematical Journal 54 (2004), 423--429.
  249. Jakubik, J.: On some interpolation for lattice ordered groups.
    Czechoslovak Mathematical Journal 54 (2004), 499--507.
  250. Jakubik, J.: On the Schroder-Bernstein problem for abelian lattice ordered groups and for MV-algebras.
    Soft Computing 8 (2004), 581--586.
  251. Jakubik, J.: Isomorphisms of direct products of lattice ordered groups.
    Discussiones Mathematicae, General Algebra and Applications 24 (2004), 43--52.
  252. Jakubik, J., Lihova, L.: On the cancellation law for disconnected partially ordered sets.
    Mathematica Slovaca 54 (2004), 215--223.
  253. DiNola, A., Dvurecenskij, A., Jakubik, J.: Good and bad infinitesimals and states in pseudo MV-algebras.
    Order 21 (2004), 293--314.
  254. Jakubik, J.: On vector lattices of elementary Caratheodory functions.
    Czechoslovak Mathematical Journal 55 (2005), 223--236.
  255. Jakubik, J.: Generalized Boolean algebra extensions of lattice ordered groups.
    Tatra Mountain Mathem. Publications 30 (2005), 1--19.
  256. Jakubik, J.: Direct product decompositions of pseudo effect algebras.
    Mathematica Slovaca 55 (2005), 379--398.
  257. Jakubik, J.: Affine completeness and lexicographic product decompositions of abelian lattice ordered groups.
    Czechoslovak Mathematical Journal 55 (2005), 917--922.
  258. Jakubik, J.: Strong projectability of lattice ordered groups.
    Czechoslovak Mathematical Journal 55 (2005), 957--973.
  259. Jakubik, J.: Weak (m,n)-distributivity of lattice ordered groups of generalized MV-algebras.
    Soft Computing 10 (2006), 119--124.
  260. Jakubik, J.: On a homogeneity condition for MV-algebras.
    Czechoslovak Mathematical Journal 56 (2006), 79--97.
  261. Jakubik, J.: Torsion classes and subdirect products of Caratheodory vector lattices.
    Mathematica Slovaca 56 (2006), 79--92.
  262. Jakubik, J.: On intervals and the dual of a pseudo MV-algebra.
    Mathematica Slovaca 56 (2006), 213--221.
  263. Jakubik, J.: On monotone permutations of l-cyclically ordered sets.
    Czechoslovak Mathematical Journal 56 (2006), 403--415.
  264. Jakubik, J.: Subdirect decompositions and the radical of a Boolean algebra extension of a lattice ordered group.
    Czechoslovak Mathematical Journal 56 (2006), 733--754.
  265. Jakubik, J.: Convergences on lattice ordered groups with a finite number of disjoint elements.
    Mathematica Slovaca 56 (2006), 289--299.
  266. Jakubik, J.: On interval subalgebras of generalized MV-algebras.
    Mathematica Slovaca 56 (2006), 387--395.
  267. Jakubik, J.: Weak homogeneity and Pierce's theorem for MV-algebras.
    Czechoslovak Mathematical Journal 56 (2006), 1215--1227.
  268. Jakubik, J.: Sequential convergences on pseudo MV-algebras.
    Mathematica Slovaca 56 (2006), 501--510.
  269. Jakubik, J.: Isometries of generalized MV-algebras.
    Czechoslovak Mathematical Journal 57 (2007), 161--171.
  270. Jakubik, J.: On idempotent modifications of MV-algebras.
    Czechoslovak Mathematical Journal 57 (2007), 243--252.
  271. Jakubik, J.: On a cancellation rule for subdirect products of lattice ordered groups and of GMV-algebras.
    Mathematica Slovaca 57 (2007), 201--210. ADFB
  272. Jakubik, J.: Weak homogeneity of lattice ordered groups.
    Czechoslovak Math. J. 57 (2007), 849--863.
  273. Jakubik, J.: A result of Cantor-Bernstein type for GMV-algebras.
    Collection of papers dedicated to the Memory of N. Ya. Medvedev (Bayanova N., ed.), Altai State University, Barnaul 2007, 254-265.
  274. Jakubik, J.: Banashcewski's theorem for generalized MV-algebras.
    Czechoslovak Math. J. 57 (2007), 1099--1105.
  275. Jakubik, J.: On a theorem of Cantor-Bernstein type for algebras
    Czechoslovak Math. J. 58 (2008), 1--14.
  276. Jakubik, J.: Direct summands and retract mappings for generalized MV-algebras
    Czechoslovak Math. J. 57 (2008), 183--202.
  277. Jakubik, J.: K-radical classes and product radical classes of MV-algebras
    Mathematica Slovaca 58 (2008), 143--154.
  278. Jakubik, J.: Sequential convergences on MV-algebras
    Mathematica Slovaca 58 (2008), 289--300.
  279. Jakubik, J.: Formations of lattice ordered groups and of GMV-algebras
    Mathematica Slovaca 58 (2008), 521--534.
  280. Jakubik, J.: Affine completeness and wreath product decompositions of lattice ordered groups
    Czechoslovak Math. J. 58 (2008), 713--723.
  281. Jakubik, J.: On some types of radical classes
    Czechoslovak Math. J. 58 (2008), 833--848.
  282. Jakubik, J.: Radical classes and weak retract mappings of GMV-algebras
    Mathematica Slovaca 58 (2008), 719--738.
  283. Jakubik, J.: Direct product decompositions of bounded commutative residuated $\ell$-monoids
    Czechoslovak Math. J. 58 (2008), 1129--1143.
  284. Jakubik, J.: Sequential convergence on cyclically ordered groups without Urysohn's axiom
    Mathematica Slovaca 58 (2008), 739--754.
  285. Jakubik, J.: Projectability and weak homogeneity of pseudo effect algebras
    Czechoslovak Math. J. 59 (2009), 183--196.
  286. Jakubik, J.: On the Schroeder-Bernstein problem for Carathéodory vector lattices
    Czechoslovak Math. J. 59 (2009), 419--430.
  287. Jakubik, J.: On the distributive radical of an archimedean lattice ordered group
    Czechoslovak Math. J. 59 (2009), 687--693.
  288. Jakubik, J.: On idempotent modifications of generalized MV-algebras
    Mathematica Slovaca 60 (2010), 179--188.
  289. Jakubik, J.: On lattice embeddings of a lattice into its intervals
    Mathematica Slovaca 60 (2010), 189--194.
  290. Jakubik, J.: Isometries and direct product decompostions of GMV-algebra
    Mathematica Slovaca 60 (2010), 591--606.
  291. Jakubik, J., Cernak, S.: Relatively uniform convergences on archimedean lattice ordered groups
    Mathematica Slovaca 60 (2010), 1--14.
  292. Jakubik, J., Lihova, J.: On fractal and quasi-fractal lattices
    Mathematica Slovaca 60 (2010), 353--358.
  293. Jakubik, J.: Higher degrees of distributivity in complete generalized MV-algebras.
    Mathematica Slovaca 61 (2011), 341--354.
  294. Jakubik, J., Cernak, S.: Weak relatively uniform convergences on abelian lattice ordered groups
    Mathematica Slovaca 61 (2011), 687--704.
  295. Jakubik, J., Lihova, J.: Fractability for partially ordered groups and Boolean algebras
    Mathematica Slovaca 61 (2011), 375--388.