TY - JOUR AU - D. R. Yafaev TI - On the violation of unitarity in time-dependent potential scattering JO - Doklady Akademii Nauk PY - 1978 SP - 1150 EP - 1153 VL - 243 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1978_243_5_a15/ LA - ru ID - DAN_1978_243_5_a15 ER -