Sacks, M. P., Behboudi, R. and Swallow, J. C. (2005) “Tuned mass dampers for soldier field stadium grandstand vibration”, Canadian Acoustics, 33(3), pp. 42-43. Available at: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1736 (Accessed: 19September2019).