J. KRASZEWSKI, “Computing Reverberation Time in a 3D Room Model Using a Finite Difference Method Applied for the Diffusion Equation”, Arch. Acoust., vol. 37, no. 2, pp. 171–180, Oct. 2013, Accessed: Jun. 21, 2025. [Online]. Available: https://acoustics.ippt.pan.pl/index.php/aa/article/view/110