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@article{DE_1969_5_3_a10, author = {M. V. Fedoryuk}, title = {Analytic properties of the scattering amplitude in the one-dimensional case. {II}}, journal = {Differencialʹnye uravneni\^a}, pages = {507--517}, publisher = {mathdoc}, volume = {5}, number = {3}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1969_5_3_a10/} }
M. V. Fedoryuk. Analytic properties of the scattering amplitude in the one-dimensional case. II. Differencialʹnye uravneniâ, Tome 5 (1969) no. 3, pp. 507-517. http://geodesic.mathdoc.fr/item/DE_1969_5_3_a10/