@article{PismaZhETF.62.567,
    title = {Nature of paramagnetic centers on the crystal surface of van Vleck paramagnets},
    author = {Klochkov, A. V. and Naletov, V. V. and Tagirov, M. S. and Tayurskii, D. A. and Teplov, M. A. and Efimov, V. N. and Mamin, G. V.},
    journal = {Письма в ЖЭТФ},
    volume = {62},
    issue = {7},
    pages = {567},
    year = {1995},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18418.shtml},
}