TY - JOUR AU - A. I. Kozhanov TI - Boundary value problems for Sobolev type equations with irreversible operator coefficient of the highest derivatives JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2019 SP - 34 EP - 41 VL - 167 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2019_167_a4/ LA - ru ID - INTO_2019_167_a4 ER -