@article{PismaZhETF.29.733,
    title = {Nonlinear electric effects at superconductor-normal metal contacts},
    author = {Gubankov, V. N. and Margolin, N. M.},
    journal = {Письма в ЖЭТФ},
    volume = {29},
    issue = {12},
    pages = {733},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22210.shtml},
}