Un-Hwan Park and Jun-Hyeok Heo and In-Sung Lee and Tae-Hyeon Oh and Dae-Gyu Park, The Prediction of Sound Absorbing Coefficient for Multi-Layer Non-Woven. journal = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology. July 2017, vol. 128(8). 1478 - 1482 [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10007812.