TY - JOUR AU - S. K. Kulazhanov TI - On a boundary value problem for a model equation of mixed type JO - Differencialʹnye uravneniâ PY - 1982 SP - 343 EP - 345 VL - 18 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1982_18_2_a19/ LA - ru ID - DE_1982_18_2_a19 ER -