@article{PismaZhETF.59.376,
    title = {Two-photon absorption of an intense femtosecond pulse in glasses doped with microscopic semiconductor crystals at a photon energy greater than the band gap},
    author = {Bezel', I. V. and Matveets, Yu. A. and Stepanov, A. G. and Chekalin, S. V. and Yartsev, A. P.},
    journal = {Письма в ЖЭТФ},
    volume = {59},
    issue = {6},
    pages = {376},
    year = {1994},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19755.shtml},
}