1-3 | Cyclicity of a complete 3-equipartite graph. Zelinka, Bohdan |
5-12 | Varieties with tolerance and congruence extension property. Chajda, Ivan |
13-22 | On $x$-operators in an arbitrary semigroup. Pilecka-Oborska, Barbara; Serafin, Stanisław |
23-38 | Systems of equations depending on certain ideals. Skula, Ladislav |
39-42 | A characterization of inductive posets. Klimeš, Jiří |
43-49 | On the terminal value problem for differential equations with deviating arguments. Staikos, V. A.; Tsamatos, P. Ch. |
51-63 | On covarieties of coalgebras. Marvan, Michal |