%0 Journal Article %A Olav Nygaard %A Märt Põldvere %T Johnson's projection, Kalton's property $(M^\ast)$, and $M$-ideals of compact operators %J Studia Mathematica %D 2009 %P 243-255 %V 195 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm195-3-4/ %R 10.4064/sm195-3-4 %G en %F 10_4064_sm195_3_4