@article{PismaZhETF.53.147,
    title = {Phonon-induced transitions between exciton subbands in silicon},
    author = {Zinov'ev, N. N. and Kovalev, D. I. and Yaroshetskii, I. D. and Blank, A. Yu.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {53},
    issue = {3},
    pages = {147},
    year = {1991},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17377.shtml},
}