%0 Journal Article %A T. Figiel %T Factorization of compact operators and applications to the approximation problem %J Studia Mathematica %D 1973 %P 191-210 %V 45 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-45-2-191-210/ %R 10.4064/sm-45-2-191-210 %G en %F 10_4064_sm_45_2_191_210