%0 Journal Article %A Wang, Jie %A Jiang, Fuhang %A Zhao, Wenchang %A Chen, Haibo %D 2021 %J Computer Modeling in Engineering \& Sciences %@ 1526-1506 %V 127 %N 2 %P 645--681 %T A Combined Shape and Topology Optimization Based on Isogeometric Boundary Element Method for 3D Acoustics %M doi:10.32604/cmes.2021.015894 %U http://www.techscience.com/CMES/v127n2/42238