TY - JOUR AU - S. A. Gal'pern TI - Cauchy problem for general systems of linear partial differential equations JO - Doklady Akademii Nauk PY - 1958 SP - 640 EP - 643 VL - 119 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_119_4_a3/ LA - ru ID - DAN_1958_119_4_a3 ER -