TY - JOUR AU - A. G. Ezaova TI - Unique solvability of a Bitsadze--Samarskiy type problem for equations with discontinuous coefficient JO - Vladikavkazskij matematičeskij žurnal PY - 2018 SP - 50 EP - 58 VL - 20 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2018_20_4_a4/ LA - ru ID - VMJ_2018_20_4_a4 ER -