TY - JOUR AU - I. E. Pleshchinskaya TI - A problem of Tricomi type for a mixed type system of equations of second kind JO - Trudy seminara po kraevym zadačam PY - 1980 SP - 124 EP - 132 VL - 17 IS - 17 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1980_17_17_a13/ LA - ru ID - KUKZ_1980_17_17_a13 ER -