%0 Journal Article %A Durea, M. %T Applications of the Fréchet subdifferential %J Serdica Mathematical Journal %D 2003 %P 301-314 %V 29 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SMJ2_2003_29_4_a0/ %G en %F SMJ2_2003_29_4_a0