Ahmed, M. R., A. R. Yusoff, and F. R. M. Romlay. “Adjustable Valve Semi-Active Suspension System for Passenger Car”. International Journal of Automotive and Mechanical Engineering 16, no. 2 (July 4, 2019): 6470–6481. Accessed April 24, 2024. https://journal.ump.edu.my/ijame/article/view/1172.