@article{PismaZhETF.38.501, title = {Dynamic algebras of the two-center Coulomb problem}, author = {Frolov, A. M.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {38}, issue = {10}, pages = {501}, year = {1983}, doi = {}, url = {http://jetpletters.ru/ps/0/article_22682.shtml}, }