@article{PismaZhETF.48.603,
    title = {Bi-self-similar wave collapse},
    author = {Malkin, V. M.},
    journal = {Письма в ЖЭТФ},
    volume = {48},
    issue = {11},
    pages = {603},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16804.shtml},
}