@article{PismaZhETF.46.430,
    title = {Frequency dependence of the Hall conductivity of a 2D electron gas},
    author = {Galchenkov, L. A. and Grodnenskii, I. M. and Kostovetskii, M. V. and Matov, O. R.},
    journal = {Письма в ЖЭТФ},
    volume = {46},
    issue = {11},
    pages = {430},
    year = {1987},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18636.shtml},
}