@article{PismaZhETF.88.545, title = {Polarization variables in inclusive $J/\psi$ production at HERA in the $k_t$-factorization approach}, author = {Baranov, S. P.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {88}, issue = {8}, pages = {545}, year = {2008}, doi = {}, url = {http://jetpletters.ru/ps/0/article_28259.shtml}, }