MŁYŃSKI, Rafał, Emil KOZŁOWSKI, and Jan ADAMCZYK. “Assessment of Impulse Noise Hazard and the Use of Hearing Protection Devices in Workplaces Where Forging Hammers Are Used”.
Archives of Acoustics 39, no. 1 (December 2, 2014): 73–79. Accessed May 5, 2025.
https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1523.