TY - JOUR AU - G. G. Salahiev TI - A boundary value problem for a quasilinear system of first order equations of mixed type JO - Trudy seminara po kraevym zadačam PY - 1970 SP - 232 EP - 238 VL - 7 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1970_7_7_a34/ LA - ru ID - KUKZ_1970_7_7_a34 ER -