@article{PismaZhETF.61.646,
    title = {Mechanism for superconductivity suppression in the tetragonal phase of $YBa_2Cu_3O_{7-y}$},
    author = {Gufan, Yu. M.},
    journal = {Письма в ЖЭТФ},
    volume = {61},
    issue = {8},
    pages = {646},
    year = {1995},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18248.shtml},
}