Chikhalsouk, Molham Hasan, and Rama B. Bhat. “Noise Reduction in Hydraulic System Driven by Swash Plate Pump by Optimizing the Control Unit”. Canadian Acoustics 36, no. 3 (September 1, 2008): 46–47. Accessed April 19, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2030.