Hsueh, W.-J.W.-J.HsuehWEN-JENG HSUEH2020-01-172020-01-172000https://scholars.lib.ntu.edu.tw/handle/123456789/451933Two-way state-flow graph model for analyzing sound propagation in stepwise tubesjournal article10.1006/jsvi.2000.29622-s2.0-0034273604https://www.scopus.com/inward/record.uri?eid=2-s2.0-0034273604&doi=10.1006%2fjsvi.2000.2962&partnerID=40&md5=d0502e3e549acfeb3bdfb01f56821aa4