@article{PismaZhETF.33.288,
    title = {Difference in the behavior of the structure functions of annihilation and of deep inelastic scattering},
    author = {Ryskin, M. G. and Dokshitser, Yu. L.},
    journal = {Письма в ЖЭТФ},
    volume = {33},
    issue = {5},
    pages = {288},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23009.shtml},
}