TY - JOUR AU - Yu. S. Nikol'skii TI - Singular integral operators in weight spaces JO - Informatics and Automation PY - 1969 SP - 190 EP - 200 VL - 105 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1969_105_a10/ LA - ru ID - TRSPY_1969_105_a10 ER -