TY - JOUR AU - G. Dzhangibekov TI - A class of two-dimensional singular integral operators JO - Doklady Akademii Nauk PY - 1990 SP - 1055 EP - 1059 VL - 314 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1990_314_5_a6/ LA - ru ID - DAN_1990_314_5_a6 ER -