@article{PismaZhETF.20.600,
    title = {Mode locking in magnetic modulation of laser gain},
    author = {Isaev, S. K. and Kornienko, L. S. and Lariontsev, E. G.},
    journal = {Письма в ЖЭТФ},
    volume = {20},
    issue = {9},
    pages = {600},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27354.shtml},
}