@article{PismaZhETF.47.631,
    title = {Distinctive features of the electron d states and structural transition in $La_2CuO_4$ high-temperature superconductors},
    author = {Kaplan, M. D. and Khomskii, D. I.},
    journal = {Письма в ЖЭТФ},
    volume = {47},
    issue = {12},
    pages = {631},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16612.shtml},
}