Bai, Z. et al.Z. et al.BaiMIN-ZU WANG2019-12-262019-12-261990https://scholars.lib.ntu.edu.tw/handle/123456789/440825Observation of a pseudoscalar state in near thresholdjournal article10.1103/PhysRevLett.65.13092-s2.0-4243755556https://www.scopus.com/inward/record.uri?eid=2-s2.0-4243755556&doi=10.1103%2fPhysRevLett.65.1309&partnerID=40&md5=072b0ca29ead933272959eef3207516f