1967/60/3

Existence of 2-segments in 2-metric spaces

On the equivalence of an exhaustion principle and the axiom of choice

On convergence groups and convergence uniformities

Some relational systems and the associated topological spaces

Upper semi-continuous continuum-valued mappings onto circle like continua

Continua which admit only the identity mapping onto non-degenerate subcontinua

Cardinal factorization of finite relational structures

Ein homogen-wilder Knoten

Об универсальных бикомпактных и метрических пространствах данной размерности