@article{PismaZhETF.14.235,
    title = {Interaction of Three Modes of a Gas Laser in the Locking Region.},
    author = {Gonchukov, S. A. and Porodinkov, O. E. and Protsenka, E. D. and Semchishev, V. A.},
    journal = {Письма в ЖЭТФ},
    volume = {14},
    issue = {4},
    pages = {235},
    year = {1971},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24597.shtml},
}