TY - JOUR AU - G. V. Radzievskii TI - On the linear independence of the Keldysh derived chains for operator-valued functions analytic in a~half-plane JO - Sbornik. Mathematics PY - 1988 SP - 547 EP - 567 VL - 60 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1988_60_2_a18/ LA - en ID - SM_1988_60_2_a18 ER -