Shevchenko, Y. S., Beregovoj, O. M., Kozlitin, A. A., & Kravchuk, O. Y. (2008). ESTIMATION METHODS FOR ACOUSTIC IMPROVEMENT OF ROOMS USING MEASUREMENTS OF REVERBERATION TIME. Proceedings of National Aviation University, 35(2), 73–77. https://doi.org/10.18372/2306-1472.35.1570