%0 Journal Article %A Stanisław Heilpern %T Fuzzy mappings %J Mathematica Applicanda %D 1983 %P 179-197 %V 11 %N 22 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v11i22.1588/ %R 10.14708/ma.v11i22.1588 %G pl %F 10_14708_ma_v11i22_1588