%0 Journal Article %A Tran Nguyen %T A characterization of some weak semi-continuity of integral functionals %J Studia Mathematica %D 1979 %P 81-92 %V 66 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-66-1-81-92/ %R 10.4064/sm-66-1-81-92 %G en %F 10_4064_sm_66_1_81_92