On magnifying elements in grupoids

Bibliographic Details
Main Author: Šípoš, Ján (RNDr.) (Author)
Format: Article
Language:Slovak
English
PhysicalDescription:Res. rus., lit. 4 zázn. v angl., ruš.
Subjects:
Description
Physical Description:Res. rus., lit. 4 zázn. v angl., ruš.