@article{PismaZhETF.51.241,
    title = {Refinement of QCD parton model},
    author = {Ryskin, M. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {51},
    issue = {5},
    pages = {241},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17239.shtml},
}