Chen, K. T.K. T.ChenWeng, Y. H.Y. H.WengChen, C. C.C. C.Chen2010-09-132018-07-092010-09-132018-07-091998-12http://ntur.lib.ntu.edu.tw//handle/246246/200660en-USThe Improvement on the Transmission Loss of a Duct by Adding Helmholtz Resonators.journal article