1. S.C. Jain, P.K. Sharma and D. Vadodaria, “MacPherson Suspension System - A Review”, International Journal for Technological Research in Engineering, Vol. 1, No. 12, 2014.
2. Karl-Heinz Muhr, Karl Biecker and Leo Schnanbelt, “Side Load Springs as a Solution to Minimize Adverse Side Loads Acting on the MacPherson Strut”, SAE Technical Paper Series, 1994.
3. Mehdi Bakhshesh and Majid Bakhshesh, “Optimization of Steel Helical Spring by Composite Spring”, International Journal of Multidisciplinary Sciences and Engineering, Vol. 3, Issue No.6, pp.47-51, 2012.
4. J. Hastey, “Optimization on MacPherson Suspensions with a Spring”, SAE Technical paper series No. 970100, 1997.
5. M. Shimoseki, “The Helical Compression Spring with Fixed Ends”, Transactions of the Japan Society of Mechanical Engineer 45:901-909, 1979.