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@article{DAN_1962_147_5_a3, author = {M. Sh. Birman}, title = {On a test for the existence of wave operators}, journal = {Doklady Akademii Nauk}, pages = {1008--1009}, publisher = {mathdoc}, volume = {147}, number = {5}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_147_5_a3/} }
M. Sh. Birman. On a test for the existence of wave operators. Doklady Akademii Nauk, Tome 147 (1962) no. 5, pp. 1008-1009. http://geodesic.mathdoc.fr/item/DAN_1962_147_5_a3/