TY - JOUR AU - G. I. Russu TI - Volterra operators with imaginary components in a given symmetrically normalized ideal JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1979 SP - 87 EP - 88 VL - 13 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1979_13_4_a21/ LA - ru ID - FAA_1979_13_4_a21 ER -