%0 Journal Article %A S. A. Nazarov %A B. A. Plamenevskii %T Selfadjoint elliptic problems with radiation conditions on the edges of the boundary %J Algebra i analiz %D 1992 %P 196-225 %V 4 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1992_4_3_a8/ %G ru %F AA_1992_4_3_a8