%0 Journal Article %A Z. Zieleźny %T On the space of convolution operators in $K'_{1}$ %J Studia Mathematica %D 1968 %P 111-124 %V 31 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-31-2-111-124/ %R 10.4064/sm-31-2-111-124 %G en %F 10_4064_sm_31_2_111_124