D. Vamsi Krishna, J. Prasanth Babu, and K. Ashok. “DESIGNING AND FABRICATING A VARIABLE MAGNETIC DAMPER FOR SEMI ACTIVE SUSPENSION SYSTEM”. International Journal of Computer Engineering in Research Trends, vol. 5, no. 3, Mar. 2018, pp. 77-81, https://www.ijcert.org/index.php/ijcert/article/view/491.