Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1962_144_4_a16, author = {D. Ya. Petrina}, title = {Analytical properties of partial waves of scattering amplitude in excitation theory}, journal = {Doklady Akademii Nauk}, pages = {755--758}, publisher = {mathdoc}, volume = {144}, number = {4}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_144_4_a16/} }
D. Ya. Petrina. Analytical properties of partial waves of scattering amplitude in excitation theory. Doklady Akademii Nauk, Tome 144 (1962) no. 4, pp. 755-758. http://geodesic.mathdoc.fr/item/DAN_1962_144_4_a16/