TY  - JOUR
AU  - M. R. Sayapova
AU  - D. R. Yafaev
TI  - The evolution operator for time-dependent potentials of zero radius
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1983
SP  - 167
EP  - 174
VL  - 159
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TM_1983_159_a10/
LA  - ru
ID  - TM_1983_159_a10
ER  -