@article{PismaZhETF.28.348,
    title = {Diffraction of x rays and electrophysical properties of crystals},
    author = {Afanas'ev, A. M. and Kov'ev, E. K. and Fokin, A. S.},
    journal = {Письма в ЖЭТФ},
    volume = {28},
    issue = {6},
    pages = {348},
    year = {1978},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24158.shtml},
}