@article{PismaZhETF.45.301,
    title = {Broadening of an exciton line in solid solutions with a degenerate valence band},
    author = {Raikh, M. E. and Efros, Al. L.},
    journal = {Письма в ЖЭТФ},
    volume = {45},
    issue = {6},
    pages = {301},
    year = {1987},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18756.shtml},
}