TY - JOUR AU - I. L. Gurevich TI - Proof of the existence of a solution of a certain inverse mixed problem of gas dynamics JO - Trudy seminara po kraevym zadačam PY - 1971 SP - 66 EP - 69 VL - 8 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1971_8_8_a7/ LA - ru ID - KUKZ_1971_8_8_a7 ER -