TY - JOUR AU - N. A. Luk'yanov TI - Solving direct problem of mixed sub- and supersonic gas flow in a nozzle of finite length JO - Doklady Akademii Nauk PY - 1972 SP - 56 EP - 59 VL - 207 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1972_207_1_a12/ LA - ru ID - DAN_1972_207_1_a12 ER -