@article{PismaZhETF.11.569,
    title = {Manifestation of Electron-phonon Interaction in the Lasing of a Crystal with $Nd^{3+}$},
    author = {Vylegzhanin, D. N. and Kaminskii, A. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {11},
    issue = {12},
    pages = {569},
    year = {1970},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26197.shtml},
}