@article{PismaZhETF.23.485,
    title = {Spectral resolution of x rays using diffraction focusing},
    author = {Indenbom, V. L. and Suvorov, E. V.},
    journal = {Письма в ЖЭТФ},
    volume = {23},
    issue = {9},
    pages = {485},
    year = {1976},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27555.shtml},
}