TY - JOUR AU - M. Mirsaburov TI - Problems of Bitsadze--Samarski{\v\i} type for a class of equations of mixed type JO - Differencialʹnye uravneniâ PY - 1995 SP - 829 EP - 834 VL - 31 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1995_31_5_a12/ LA - ru ID - DE_1995_31_5_a12 ER -