“Hexahedron Reverberation Box for Measurement of Frequency Dependent Reverberant Noise Absorption Coefficient and Experimental Verification” (2023) Romanian Journal of Acoustics and Vibration, 20(1), pp. 3–12. Available at: https://rjav.sra.ro/index.php/rjav/article/view/307 (Accessed: 7 December 2023).