%0 Journal Article %A N. M. Mahmedzhanov %A V. V. Tikhomirov %T The behavior of eigen- and associated functions of the Schr\"odinger operator at the point of discontinuity of the potential %J Differencialʹnye uravneniâ %D 1986 %P 74-82 %V 22 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1986_22_1_a9/ %G ru %F DE_1986_22_1_a9