Abhijeet Pratap , Sushil Kumar, Ujjal Kalita, , trans. “Behavior of Transmission Loss in Muffler With the Variation in Absorption Layer Thickness”. International Journal of Scientific Research and Management (IJSRM) 3, no. 4 (April 25, 2015). Accessed July 2, 2025. https://www.ijsrm.net/index.php/ijsrm/article/view/754.