TY - JOUR AU - A. F. Sidorov TI - Exact solutions of triple-wave gas dynamics equations in a polytropic gas JO - Doklady Akademii Nauk PY - 1970 SP - 782 EP - 785 VL - 194 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1970_194_4_a11/ LA - ru ID - DAN_1970_194_4_a11 ER -