%0 Journal Article %A A. Katavolos %T The decomposability of operators relative to two subspaces %J Studia Mathematica %D 1993 %P 25-36 %V 105 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-105-1-25-36/ %R 10.4064/sm-105-1-25-36 %G en %F 10_4064_sm_105_1_25_36