@article{PismaZhETF.24.229,
    title = {Cooperative Jahn-Teller effect in the garnet $Ca_3Mn_2Ge_3O_{12}$},
    author = {Kazei, Z. A. and Mill', B. V. and Sokolov, V. I.},
    journal = {Письма в ЖЭТФ},
    volume = {24},
    issue = {4},
    pages = {229},
    year = {1976},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27804.shtml},
}