@article{PismaZhETF.13.55,
    title = {Self-focusing and Defocusing of Short Light Pulses in Media with Inertial Nonlinearity},
    author = {Aleshkevich, V. A. and Akhmanov, S. A. and Sukhorukov, A. P. and Khachatryan, A. M.},
    journal = {Письма в ЖЭТФ},
    volume = {13},
    issue = {1},
    pages = {55},
    year = {1971},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23972.shtml},
}