@article{PismaZhETF.4.493, title = {Quark Model of Backward Scattering}, author = {Lyubimov, A. L.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {4}, issue = {11}, pages = {493}, year = {1966}, doi = {}, url = {http://jetpletters.ru/ps/0/article_25077.shtml}, }