Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1975_221_1_a16, author = {M. Sh. Ryvkin}, title = {Neutral system of two charged interacting particles in a magnetic field}, journal = {Doklady Akademii Nauk}, pages = {67--69}, publisher = {mathdoc}, volume = {221}, number = {1}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1975_221_1_a16/} }
M. Sh. Ryvkin. Neutral system of two charged interacting particles in a magnetic field. Doklady Akademii Nauk, Tome 221 (1975) no. 1, pp. 67-69. http://geodesic.mathdoc.fr/item/DAN_1975_221_1_a16/