@article{PismaZhETF.54.441,
    title = {Lasing on a transition between quantum-well levels in a quantum dot},
    author = {Vandyshev, Yu. V. and Dneprovskii, V. S. and Klimov, V. I. and Okorokov, D. K.},
    journal = {Письма в ЖЭТФ},
    volume = {54},
    issue = {8},
    pages = {441},
    year = {1991},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18924.shtml},
}