@article{PismaZhETF.53.276, title = {Yields of heavy quarks at high energies}, author = {Levin, E. M. and Ryskin, M. G. and Shabel'skii, Yu. M.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {53}, issue = {6}, pages = {276}, year = {1991}, doi = {}, url = {http://jetpletters.ru/ps/0/article_17406.shtml}, }