@article{PismaZhETF.59.109,
    title = {Resonant penetration of optical vibrational modes in ultrathin (GaAs)$_n(Al_{0.5}Ga_{0.5}As)_n$ superlattices},
    author = {Pusep, Yu. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {59},
    issue = {2},
    pages = {109},
    year = {1994},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19576.shtml},
}