Sankar, T. S., V. K. Jha, and R. B. Bhat. “An Analytical Model for Input Spectral Densities for Response Estimation”. Canadian Acoustics 9, no. 2 (April 1, 1981): 32–34. Accessed November 28, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/462.