@article{PismaZhETF.58.421,
    title = {Site-planar effect in oxygen isotope exchange in the $YBa_2Cu_3O_{7-\delta}$ system},
    author = {Vykhodets, V. B. and Kurennykh, T. E. and Pavlov, V. A. and Fotiev, A. A.},
    journal = {Письма в ЖЭТФ},
    volume = {58},
    issue = {6},
    pages = {421},
    year = {1993},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17947.shtml},
}