CHENG-YUAN LIOU2018-09-102018-09-101988http://www.scopus.com/inward/record.url?eid=2-s2.0-0024122684&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/339871Two maximum-likelihood-like cross-spectral estimatesconference paper2-s2.0-0024122684