TY - JOUR AU - I. Ts. Gokhberg AU - M. G. Krein TI - On the problem of factoring operators in a Hilbert space JO - Doklady Akademii Nauk PY - 1962 SP - 279 EP - 282 VL - 147 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1962_147_2_a2/ LA - ru ID - DAN_1962_147_2_a2 ER -