@article{PismaZhETF.2.134,
    title = {Theory of "Steps" of Voltage-current Characteristic of the Josephson Tunnel Current},
    author = {Kulik, I. O.},
    journal = {Письма в ЖЭТФ},
    volume = {2},
    issue = {3},
    pages = {134},
    year = {1965},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24482.shtml},
}