Qin, H., Nakashima, A., Li, D. and Hodgson, M. (2003) “Experimental studies on the multi-channel active control of complex sources in the free-field”, Canadian Acoustics, 31(3), pp. 86–87. Available at: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1563 (Accessed: 24 April 2024).