Chang, S.-Y.S.-Y.ChangLIN-SHAN LEE2020-06-112020-06-112009https://scholars.lib.ntu.edu.tw/handle/123456789/498605Improved clustered hierarchical tandem system with bottom-up processingconference paper10.1109/ICASSP.2009.49606152-s2.0-70349212560https://www.scopus.com/inward/record.uri?eid=2-s2.0-70349212560&doi=10.1109%2fICASSP.2009.4960615&partnerID=40&md5=eaf0b9ff621ec0485caa111c00efdbb5