TY - JOUR AU - R. R. Akopyan TI - Approximation of the Hardy--Sobolev class of functions analytic in a~half-plane by entire functions of exponential type JO - Trudy Instituta matematiki i mehaniki PY - 2010 SP - 18 EP - 30 VL - 16 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2010_16_4_a1/ LA - ru ID - TIMM_2010_16_4_a1 ER -