REY, Romina del, Jesus ALBA, Jorge P. ARENAS, and Jaime RAMIS. “Evaluation of Two Alternative Procedures for Measuring Airflow Resistance of Sound Absorbing Materials”. Archives of Acoustics 38, no. 4 (December 20, 2013): 547–554. Accessed June 22, 2025. https://acoustics.ippt.pan.pl/index.php/aa/article/view/318.