@article{PismaZhETF.50.21,
    title = {Raman scattering by folded ТА and LA phonons in $Si-Si_{0.5}Ge_{0.5}$ superlattices},
    author = {Talochkin, A. B. and Markov, V. A. and Neizvestnyi, I. G. and Pchelyakov, O. P. and Sinyukov, M. P. and Stenin, S. I.},
    journal = {Письма в ЖЭТФ},
    volume = {50},
    issue = {1},
    pages = {21},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17030.shtml},
}