@article{PismaZhETF.5.423,
    title = {Quantum Size Effects in the Electric Conductivity of Thin Films},
    author = {Kulik, I. O.},
    journal = {Письма в ЖЭТФ},
    volume = {5},
    issue = {11},
    pages = {423},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25221.shtml},
}