Lorimer, A.P. “Comparison of Product Sound Level Emission: Direct Hemi-Anechoic Versus Reference Reverberant Methods”. Canadian Acoustics 29, no. 3 (September 1, 2001): 86–87. Accessed May 15, 2026. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1395.