@article{PismaZhETF.57.300,
    title = {Effect of the van Hove singularities on the x-ray absorption and emission in metals},
    author = {Gogolin, A. O.},
    journal = {Письма в ЖЭТФ},
    volume = {57},
    issue = {5},
    pages = {300},
    year = {1993},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17782.shtml},
}