@article{PismaZhETF.5.90,
    title = {Conduction Electrons with Small Effective Masses},
    author = {Slutskin, A. A.},
    journal = {Письма в ЖЭТФ},
    volume = {5},
    issue = {3},
    pages = {90},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25107.shtml},
}