TY - JOUR AU - E. A. Volkov TI - The method of composite regular nets for the Laplace equation on polygons JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1976 SP - 68 EP - 102 VL - 140 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1976_140_a4/ LA - ru ID - TM_1976_140_a4 ER -