TY - JOUR AU - M. E. Lerner AU - O. A. Repin TI - Boundary value problems for a mixed-type equation in domains with a doubly connected hyperbolicity subdomain JO - Differencialʹnye uravneniâ PY - 2000 SP - 1361 EP - 1364 VL - 36 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2000_36_10_a10/ LA - ru ID - DE_2000_36_10_a10 ER -