%0 Journal Article %A Alfred Tong %A Donald Wilken %T The uncomplemented subspace K(E,F) %J Studia Mathematica %D 1970 %P 227-236 %V 37 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-37-3-227-236/ %R 10.4064/sm-37-3-227-236 %G en %F 10_4064_sm_37_3_227_236