@article{PismaZhETF.19.347,
    title = {Effect of self-induced transparency in ruby at $105^\circ$ K},
    author = {Leontovich, A. M. and Mozharovskii, A. M.},
    journal = {Письма в ЖЭТФ},
    volume = {19},
    issue = {6},
    pages = {347},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27008.shtml},
}