@article{PismaZhETF.34.40,
    title = {Stimulated parametric four-photon mixing in glass fibers},
    author = {Dianov, E. M. and Zakhidov, E. A. and Karasik, A. Ya. and Mamyshev, P. V. and Prokhorov, A. M.},
    journal = {Письма в ЖЭТФ},
    volume = {34},
    issue = {1},
    pages = {40},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23125.shtml},
}