GENERAL topology and its relations to modern analysis and algebra II : proceedings of the Second Prague topological symposium, 1966 / [Scientific editor: J. Novak]. - Prague : Academia, Publishing House of the Czechoslovak Academy of Sciences, 1967. - 365 str. : ilustr. ; 25 cm
Radovi na engleskom, njemačkom i ruskom jeziku. - Bibliografija uz radove.