%0 Journal Article %A M. V. Korovina %T Construction of a Self-Adjoint Extension of the Schr\"odinger Operator with a Potential Concentrated on a Pencil of Planes: II %J Differencialʹnye uravneniâ %D 2003 %P 70-77 %V 39 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2003_39_1_a9/ %G ru %F DE_2003_39_1_a9