Affolder, T.Akimoto, H.Akopian, A.Albrow, M. G.Amaral, P.2004-12-032004-12-0320012001http://hdl.handle.net/2003/182510.17877/DE290R-11570enThe American Physical SocietyPhysical Review Letters530Observation of Diffractive J/psi Production at the Fermilab Tevatron10.1103/PhysRevLett.87.241802article (journal)