@article{1103908890, author = {Graffi, S. and Grecchi, V.}, title = {Resonances in the Stark effect of atomic systems}, journal = {Comm. Math. Phys.}, volume = {79}, number = {1}, year = {1981}, pages = { 91-109}, language = {en}, url = {http://dml.mathdoc.fr/item/1103908890} }
Graffi, S.; Grecchi, V. Resonances in the Stark effect of atomic systems. Comm. Math. Phys., Tome 79 (1981) no. 1, pp. 91-109. http://gdmltest.u-ga.fr/item/1103908890/