TY - JOUR AU - S. Sobolev TI - On analytic solutions of a system of partial differential equations with two independent variables JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1934 SP - 265 EP - 282 VL - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1934_5_a16/ LA - ru ID - TM_1934_5_a16 ER -