@article{PismaZhETF.3.141,
    title = {Phase Transition in Superconductors of Small Size},
    author = {Shmidt, V. V.},
    journal = {Письма в ЖЭТФ},
    volume = {3},
    issue = {3},
    pages = {141},
    year = {1966},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24708.shtml},
}