@article{PismaZhETF.8.346,
    title = {Increase of $CO_2$ Laser Power under the Influence of a Beam of Fast Protons},
    author = {Andriakhin, V. M. and Velikhov, E. P. and Golubev, S. A. and Krasil'nikov, S. S. and Prokhorov, A. M. and Pis'mennyi, V. D. and Rakhimov, A. T.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {8},
    issue = {7},
    pages = {346},
    year = {1968},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26011.shtml},
}