TY - JOUR AU - A. A. Gusak TI - Republican Scientific Conference `Development Problems of Applied Mathematical Research' JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1975 VL - 30 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1975_30_5_a23/ LA - ru ID - RM_1975_30_5_a23 ER -