@article{PismaZhETF.48.221,
    title = {Kinetic properties of ceramic $YBa_2Cu_3O_x$ at various oxygen concentrations (6 < x < 7)},
    author = {Zavaritskii, N. V. and Samoilov, A. V. and Yurgens, A. A.},
    journal = {Письма в ЖЭТФ},
    volume = {48},
    issue = {4},
    pages = {221},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16697.shtml},
}