%0 Journal Article %A G. Demidenko %T $L_p$-theory of boundary value problems for Sobolev type equations %J Banach Center Publications %D 1992 %P 101-109 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/-27-1-101-109/ %R 10.4064/-27-1-101-109 %G en %F 10_4064__27_1_101_109