TY - JOUR AU - S. N. Samborskii TI - The Cauchy problem for involutive systems of partial differential equations JO - Differencialʹnye uravneniâ PY - 1980 SP - 516 EP - 521 VL - 16 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1980_16_3_a15/ LA - ru ID - DE_1980_16_3_a15 ER -