%0 Journal Article %A Gerald S. Ungar %T Pseudoregular mappings %J Colloquium Mathematicum %D 1968 %P 225-229 %V 19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-19-2-225-229/ %R 10.4064/cm-19-2-225-229 %G en %F 10_4064_cm_19_2_225_229