MING-CHANG KANGKang, M. C.M. C.Kang2018-09-102018-09-101995http://www.scopus.com/inward/record.url?eid=2-s2.0-58149362300&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/313836application/pdf745062 bytesapplication/pdfCentral Graded Division Algebrasjournal article10.1006/jabr.1995.1162