@article{PismaZhETF.46.354,
    title = {Electron initiation of $\gamma$-ray transitions in a plasma},
    author = {Arutyunyan, R. V. and Bol'shov, L. A. and Tkalya, E. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {46},
    issue = {9},
    pages = {354},
    year = {1987},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18609.shtml},
}