@article{PismaZhETF.26.163,
    title = {Gas laser with solar excitation},
    author = {Gordiets, B. F. and Gudzenko, L. I. and Panchenko, V. Ya.},
    journal = {Письма в ЖЭТФ},
    volume = {26},
    issue = {3},
    pages = {163},
    year = {1977},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20840.shtml},
}