@article{PismaZhETF.50.284,
    title = {s-d-exchange resistive mechanism for spin-wave amplification in ferromagnetic semiconductors in rf electric field},
    author = {Zil'berman, P. E. and Polzikova, N. I. and Raevskii, A. O.},
    journal = {Письма в ЖЭТФ},
    volume = {50},
    issue = {6},
    pages = {284},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17110.shtml},
}