@article{PismaZhETF.17.480,
    title = {Spectra of Photoexcitation of Free Excitons by Submi1limeter Radiation in "Ultrapure" Germanium},
    author = {Vavilov, V. S. and Guzeev, I. V. and Zayats, V. A. and Kononenko, V. L. and Mandel'shtam, T. S. and Murzin, V. N.},
    journal = {Письма в ЖЭТФ},
    volume = {17},
    issue = {9},
    pages = {480},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23600.shtml},
}