TY - JOUR AU - P. A. Krutitskii AU - V. V. Kolybasova TI - A Generalization of the Neumann Problem for the Helmholtz Equation Outside Cuts on the Plane JO - Differencialʹnye uravneniâ PY - 2005 SP - 1155 EP - 1165 VL - 41 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2005_41_9_a0/ LA - ru ID - DE_2005_41_9_a0 ER -