TY - JOUR AU - M. A. Leysin TI - On imbedding theorems for a certain class of singular differential operators in a half-space JO - Differencialʹnye uravneniâ PY - 1976 SP - 1073 EP - 1083 VL - 12 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1976_12_6_a13/ LA - ru ID - DE_1976_12_6_a13 ER -