TY - JOUR AU - Abelev, Betty DA - 20100225 KW - Nuclear Physics and Radiation Physics ; 44901 LA - eng PB - eScholarship, University of California PY - 20100225 TI - Observation of pi+pi-pi+pi- photoproduction in ultraperipheral heavy-ion collisions at sqrt sNN = 200 GeV at the STAR detector UR - https://escholarship.org/uc/item/3qd4d1bw Y2 - 2021-02-25T15:32:45+01:00 ER -