%0 Journal Article %A J. MikusiƄski %T Irregular operations on distributions %J Studia Mathematica %D 1961 %P 163-169 %V 20 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-20-2-163-169/ %R 10.4064/sm-20-2-163-169 %G en %F 10_4064_sm_20_2_163_169