TY  - JOUR
AU  - L. P. Nizhnik
TI  - The scattering problem for non-stationary perturbations
JO  - Doklady Akademii Nauk
PY  - 1960
SP  - 40
EP  - 43
VL  - 132
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1960_132_1_a8/
LA  - ru
ID  - DAN_1960_132_1_a8
ER  -