1-6 | On the structure of lower radical semigroups. Wiegandt, Richard |
7-48 | Representations of presheaves of closure space. Pechanec-Drahoš, Jaroslav |
49-68 | On matrices having an invariant cone. Barker, George Phillip |
69-77 | Green's relations on a compact semigroup. Pondělíček, Bedřich |
78-82 | Pure closures. Bican, Ladislav |
83-107 | Kinematic geometry in $n$-dimensional Euclidean and spherical space. Karger, Adolf |
108-125 | Distributivity in lattice ordered groups. Jakubík, Ján |
126-144 | Verbände von Kernen isotoner Abbildungen. Sturm, Teo |
145-158 | Existence and stability of measure differential equations. Das, P. C.; Sharma, R. R. |
159-175 | Cantor-Bernstein theorem for lattice ordered groups. Jakubík, Ján |
176-179 | Correction and addition to my paper “The normal form and the stability of solutions of a system of differential equations in the complex domain”. Tvrdý, Milan |
180 | Correction: “The smallest graph whose group is cyclic”. Harary, Frank; Palmer, Edgar M. |
(181),(182),(183) | Summaries of articles published in this issue. |