%0 Journal Article %A N. Fava %A O. Capri %T Strong differentiability with respect to product measures %J Studia Mathematica %D 1984 %P 173-178 %V 78 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-78-2-173-178/ %R 10.4064/sm-78-2-173-178 %G en %F 10_4064_sm_78_2_173_178