TY - JOUR AU - M. I. Neiman-Zade TI - Elliptic Operators with Singular Coefficients JO - Matematičeskie zametki PY - 2002 SP - 790 EP - 793 VL - 71 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2002_71_5_a14/ LA - ru ID - MZM_2002_71_5_a14 ER -