Chan, Mandy, and Bill Gastmeier. ‚ÄúConsiderations in the Acoustical Design of Black Box Theatres‚ÄĚ. Canadian Acoustics 43, no. 3 (August 19, 2015). Accessed September 21, 2021. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2748.