%0 Journal Article %A W. B. Johnson %A A. Szankowski %T Hereditary approximation property %J Annals of mathematics %D 2012 %P 1987-2001 %V 176 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2012.176.3.10/ %R 10.4007/annals.2012.176.3.10 %G en %F 10_4007_annals_2012_176_3_10