@article{PismaZhETF.30.56,
    title = {Precise determination of the frequency of hyperfine splitting of muonium in quartz},
    author = {Gurevich, I. L. and Klimov, A. I. and Mairov, V. N. and Maleshko, E. A. and Nikol'skii, B. A. and Selivanov, V. I.},
    journal = {Письма в ЖЭТФ},
    volume = {30},
    issue = {1},
    pages = {56},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20581.shtml},
}