@article{PismaZhETF.15.371,
    title = {Observation of Microwave Radiation Absorption by Electron-hole Drops in Ge and Si},
    author = {Ashkinadze, B. M. and Rozhdestvenskii, V. V.},
    journal = {Письма в ЖЭТФ},
    volume = {15},
    issue = {7},
    pages = {371},
    year = {1972},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26594.shtml},
}