@article{PismaZhETF.59.455,
    title = {Intracenter population inversion as the reason for induced emission in highly deformed p-type Ge},
    author = {Altukhov, I. V. and Kagan, M. S. and Korolev, K. A. and Sinis, V. P.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {59},
    issue = {7},
    pages = {455},
    year = {1994},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19771.shtml},
}