@article{1103859852, author = {Davies, E. B.}, title = {Parametric interactions and scattering}, journal = {Comm. Math. Phys.}, volume = {35}, number = {1}, year = {1974}, pages = { 161-174}, language = {en}, url = {http://dml.mathdoc.fr/item/1103859852} }
Davies, E. B. Parametric interactions and scattering. Comm. Math. Phys., Tome 35 (1974) no. 1, pp. 161-174. http://gdmltest.u-ga.fr/item/1103859852/