%0 Journal Article %A Gruska, Jozef %T Isolable and weakly isolable sets %J Czechoslovak Mathematical Journal %D 1966 %P 76-90 %V 16 %N 1 %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1966.100713/ %R 10.21136/CMJ.1966.100713 %G en %F 10_21136_CMJ_1966_100713