@article{PismaZhETF.68.491,
    title = {Superconductivity in the presence of fermion condensation},
    author = {Shaginyan, V. R.},
    journal = {Письма в ЖЭТФ},
    volume = {68},
    issue = {6},
    pages = {491},
    year = {1998},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_14749.shtml},
}