@article{PismaZhETF.27.352,
    title = {States with intermediate valence in rare-earth compounds},
    author = {Khomskii, D. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {27},
    issue = {6},
    pages = {352},
    year = {1978},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23714.shtml},
}