D. Abdul Budan and  T.S. Manjunatha,  Investigation on the Feasibility of Composite Coil Spring for Automotive Applications.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2010, vol. 46(10). 1035 - 1039
    [viewed 19 March 2024]. Available from: https://publications.waset.org/pdf/3280.