@article{PismaZhETF.9.108,
    title = {Development of Self-focusing Filaments in Solid Dielectrics},
    author = {Zverev Maldutis, G. H. E. K. and Pashkov, V. A.},
    journal = {Письма в ЖЭТФ},
    volume = {9},
    issue = {2},
    pages = {108},
    year = {1969},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25286.shtml},
}