@article{PismaZhETF.52.776,
    title = {Nonlinear selective reflection of bichromatic light from interface between transparent dielectric and resonant gas},
    author = {Velichanskii, L. and Gamidov, R. G. and Pak, G. T. and Sautenkov, V. A.},
    journal = {Письма в ЖЭТФ},
    volume = {52},
    issue = {3},
    pages = {776},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17457.shtml},
}