@article{PismaZhETF.6.752,
    title = {Nonlinear Effects in Thin Superconducting Tin Films at Microwave Frequencies},
    author = {Churilov, G. E. and Dmitriev, V. M. and Mende, F. F. and Khristenko, E. V. and Dmitrenko, I. M.},
    journal = {Письма в ЖЭТФ},
    volume = {6},
    issue = {7},
    pages = {752},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25478.shtml},
}