%0 Journal Article %A T. O. Shaposhnikova %T Applications of multipliers in S.~L.~Sobolev spaces to $L_p$-coercivity of the Neumann problem %J Doklady Akademii Nauk %D 1989 %P 786-789 %V 305 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_305_4_a3/ %G ru %F DAN_1989_305_4_a3