Bradley, J.S., B.N. Gover, R.E. Halliwell, T.R.T. Nightingale, J.D. Quirt, and A.C.C. Warnock. 2004. “Recent Projects in Building Acoustics at NRC”. Canadian Acoustics 32 (3):202-3. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1698.