Wang, Y.-T., Y.-M. Chung, H.-H. Chen, L.-Y. Chi, and H.-J. Lu. “Voice Acoustic Analysis of Taiwanese Adults With Dysarthria Following Stroke”. Canadian Acoustics, vol. 38, no. 3, Sept. 2010, pp. 142-3, https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2285.