Suparmaniam, Madan Varmma, and Ahmad Razlan Yusoff. “Suppression of Chatter in High Speed Milling Machine Using Spindle Speed Variation Method With Acoustic Feedback PID Controller”. Mekatronika: Journal of Intelligent Manufacturing and Mechatronics 1, no. 1 (January 31, 2019): 21–26. Accessed April 24, 2024. https://journal.ump.edu.my/mekatronika/article/view/156.