%0 Journal Article %A A. Błaszczyk %A J. Mioduszewski %T On factorization of maps through τX %J Colloquium Mathematicum %D 1971 %P 45-52 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-23-1-45-52/ %R 10.4064/cm-23-1-45-52 %G en %F 10_4064_cm_23_1_45_52