@article{PismaZhETF.5.150,
    title = {Optical Breakdown "Fireball" in the Focus of a Laser Beam},
    author = {Askar'yan, G. A. and Rabinovich, M. S. and Savchenko, M. M. and Stepanov, V. K.},
    journal = {Письма в ЖЭТФ},
    volume = {5},
    issue = {5},
    pages = {150},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25126.shtml},
}