%0 Journal Article %A R. BartoszyƄski(Redaktor) %T Matematyka Stosowana %J Mathematica Applicanda %D 1975 %P 1-2 %V 3 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v3i5.1178/ %R 10.14708/ma.v3i5.1178 %G pl %F 10_14708_ma_v3i5_1178