%0 Journal Article %A P. A. Krutitskii %A V. V. Kolybasova %T A Generalization of the Neumann Problem for the Helmholtz Equation Outside Cuts on the Plane %J Differencialʹnye uravneniâ %D 2005 %P 1155-1165 %V 41 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2005_41_9_a0/ %G ru %F DE_2005_41_9_a0