@article{PismaZhETF.35.297,
    title = {Spectral sign inversion of photon drag at far-IR wavelengths},
    author = {Ganichev, S. D. and Emel'yanov, S. A. and Yaroshetskii, I. D.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {35},
    issue = {7},
    pages = {297},
    year = {1982},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19946.shtml},
}