TY - JOUR AU - R. M. Ganeev TI - The Gellerstedt problem for a system of equations of mixed type JO - Trudy seminara po kraevym zadačam PY - 1978 SP - 30 EP - 39 VL - 15 IS - 15 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1978_15_15_a3/ LA - ru ID - KUKZ_1978_15_15_a3 ER -