@article{PismaZhETF.4.416,
    title = {Localization of Spins in a Superconductor},
    author = {Akhtyamov, O. S. and Fedorov, E. I.},
    journal = {Письма в ЖЭТФ},
    volume = {4},
    issue = {10},
    pages = {416},
    year = {1966},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25054.shtml},
}