@article{PismaZhETF.18.114,
    title = {Electrochemical high-pressure hf laser},
    author = {Bagratashvili, V. N. and Knyazev, I. N. and Kudryavtsev, Yu. A. and Letokhov, V. S.},
    journal = {Письма в ЖЭТФ},
    volume = {18},
    issue = {2},
    pages = {114},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23894.shtml},
}