@article{PismaZhETF.54.457,
    title = {Spectral variation of the mobility of photoexcited electrons in pure GaAs},
    author = {Bel'kov, V. V. and Pikus, F. G.},
    journal = {Письма в ЖЭТФ},
    volume = {54},
    issue = {8},
    pages = {457},
    year = {1991},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18928.shtml},
}