@article{PismaZhETF.49.500,
    title = {Resonating-valence-bond state with charge degrees of freedom in $Sm_3Se_4$},
    author = {Irkhin, V. Yu. and Katsnel'son, M. I.},
    journal = {Письма в ЖЭТФ},
    volume = {49},
    issue = {9},
    pages = {500},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16966.shtml},
}