TY - JOUR AU - V. D. Stepanov AU - D. E. Edmunds TI - On the measure of noncompactness and approximation numbers of a~class of Volterra integral operators JO - Doklady Akademii Nauk PY - 1993 SP - 700 EP - 703 VL - 330 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1993_330_6_a7/ LA - ru ID - DAN_1993_330_6_a7 ER -