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Author: Länger, Helmut

• Chajda, Ivan; Länger, Helmut; Mączyński, Maciej: Ring-like structures corresponding to generalized orthomodular lattices. (English). Mathematica Slovaca, vol. 54 (2004), issue 2, pp. 143-150
• Dorfer, Gerhard; Dvurečenskij, Anatolij; Länger, Helmut: Symmetric difference in orthomodular lattices. (English). Mathematica Slovaca, vol. 46 (1996), issue 5, pp. 435-444
• Länger, Helmut; Mączyński, Maciej: On a characterization of probability measures on Boolean algebras and some orthomodular lattices. (English). Mathematica Slovaca, vol. 45 (1995), issue 5, pp. 455-468
• Länger, Helmut: C-S-maximal superassociative systems. II. (English). Mathematica Slovaca, vol. 34 (1984), issue 1, pp. 89-95