TY - JOUR AU - L. A. Movsesyan TI - An invariant transformation of the equations for plane steady motion of a perfect gas JO - Doklady Akademii Nauk PY - 1968 SP - 305 EP - 308 VL - 181 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1968_181_2_a12/ LA - ru ID - DAN_1968_181_2_a12 ER -