“A Magnetorheological Fluid Based Design of Variable Valve Timing System for Internal Combustion Engine using Axiomatic Design”, Int. J. Curr. Eng. Technol., vol. 5, no. 2, pp. 603–612, Apr. 2015, Accessed: Apr. 11, 2026. [Online]. Available: https://ijcet.evegenis.org/index.php/ijcet/article/view/1993