A. GOŁAŚ and K. SUDER-DĘBSKA, “Multi-Channel System for Sound Creation in Open Areas”, Arch. Acoust., vol. 37, no. 3, pp. 323–329, Oct. 2013, Accessed: Apr. 26, 2025. [Online]. Available: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/97