Devdutt and  M. L. Aggarwal ,  Passenger Seat Vibration Control of Quarter  Car System with MR Shock Absorber.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2014, vol. 89(5). 1028 - 1035
    [viewed 13 November 2019]. Available from: https://publications.waset.org/pdf/9998406.