@article{PismaZhETF.36.12,
    title = {Relaxation of the momentum of free excitons in semiconductors},
    author = {Zinov'ev, N. N. and Ivanov, L. P. and Lang, I. G. and Pavlov, S. T. and Prokaznikov, A. V. and Yaroshetskii, I. D.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {36},
    issue = {1},
    pages = {12},
    year = {1982},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20088.shtml},
}