PAO-TI CHANG et al.2020-01-152020-01-152001https://scholars.lib.ntu.edu.tw/handle/123456789/449418Search for CP violation in Bellejournal article10.1016/S0375-9474(01)00467-52-s2.0-85010908224https://www.scopus.com/inward/record.uri?eid=2-s2.0-85010908224&doi=10.1016%2fS0375-9474%2801%2900467-5&partnerID=40&md5=4c1ca129113974fd79c1d9b4de701377