Shang, E.C.E.C.ShangCHI-FANG CHEN2020-01-172020-01-172014https://scholars.lib.ntu.edu.tw/handle/123456789/451164other10.1142/S0218396X140200192-s2.0-84896984277https://www.scopus.com/inward/record.uri?eid=2-s2.0-84896984277&doi=10.1142%2fS0218396X14020019&partnerID=40&md5=7566105973a8c6daf70e479af8461414