@article{PismaZhETF.26.463,
    title = {Freezing out of hyperfine structure of the ground state of thallium atoms in a discharge},
    author = {Aleksandrov, E. B. and Yakobson, N. N.},
    journal = {Письма в ЖЭТФ},
    volume = {26},
    issue = {6},
    pages = {463},
    year = {1977},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20925.shtml},
}