%0 Journal Article %A Ferrando, Irene %T Factorization theorem for $1$-summing operators %J Czechoslovak Mathematical Journal %D 2011 %P 785-793 %V 61 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s10587-011-0027-9/ %R 10.1007/s10587-011-0027-9 %G en %F 10_1007_s10587_011_0027_9