@article{PismaZhETF.12.216,
    title = {Phase Self-modulation and Self-focusing of Neodymium Laser Radiation with Mode Locking},
    author = {Korobkin, V. V. and Malyutin, A. A. and Prokhorov, A. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {12},
    issue = {5},
    pages = {216},
    year = {1970},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26304.shtml},
}