%0 Journal Article %A Frolík, Zdeněk %T A survey of separable descriptive theory of sets and spaces %J Czechoslovak Mathematical Journal %D 1970 %P 406-467 %V 20 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1970.100975/ %R 10.21136/CMJ.1970.100975 %G en %F 10_21136_CMJ_1970_100975