NOWOSWIAT, Artur, and Marcelina OLECHOWSKA. “Estimation of Reverberation Time in Classrooms Using the Residual Minimization Method”. Archives of Acoustics 42, no. 4 (November 13, 2017): 609–617. Accessed June 10, 2025. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/2060.