TY - JOUR AU - V. S. Rogozhin AU - S. P. Danko TI - Three approaches to the solution of the generalized Dirichlet and Neumann problems for second order elliptic equations JO - Differencialʹnye uravneniâ PY - 1971 SP - 501 EP - 509 VL - 7 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1971_7_3_a12/ LA - ru ID - DE_1971_7_3_a12 ER -