%0 Journal Article %A W. Kulpa %T Factorization and inverse expansion theorems for uniformities %J Colloquium Mathematicum %D 1970 %P 217-227 %V 21 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-21-2-217-227/ %R 10.4064/cm-21-2-217-227 %G en %F 10_4064_cm_21_2_217_227