Acosta, D. et al.D. et al.AcostaPAO-TI CHANG2020-01-152020-01-152002https://scholars.lib.ntu.edu.tw/handle/123456789/449384Measurement of the ratio of b quark production cross sections in [Formula Presented] collisions at [Formula Presented] and [Formula Presented]journal article10.1103/PhysRevD.66.0320022-s2.0-85039592122https://www.scopus.com/inward/record.uri?eid=2-s2.0-85039592122&doi=10.1103%2fPhysRevD.66.032002&partnerID=40&md5=06d6c8478fb3cdbec065dd4bc8bef2e7