%0 Journal Article %A K. Musial %T Approximation of Pettis Integrable Multifunctions with Values in Arbitrary Banach Spaces %J Journal of convex analysis %D 2013 %P 833-87 %V 20 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_2013_20_3_JCA_2013_20_3_a10/ %F JCA_2013_20_3_JCA_2013_20_3_a10