%0 Journal Article %A Lech S/lawik %T Note on some variational problem related to statistical solutions of differential equations in Banach spaces %J Annales Polonici Mathematici %D 2008 %P 171-176 %V 93 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap93-2-5/ %R 10.4064/ap93-2-5 %G en %F 10_4064_ap93_2_5