@article{PismaZhETF.65.419,
    title = {Superconductivity in impurity bands},
    author = {Agafonov, A. I. and Manykin, E. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {65},
    issue = {5},
    pages = {419},
    year = {1997},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_15117.shtml},
}