MING-CHANG KANG2018-09-102018-09-102013http://www.scopus.com/inward/record.url?eid=2-s2.0-84880346850&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/377288Frobenius groups and retract rationalityjournal article10.1016/j.aim.2013.06.009