L.A.Kumaraswamidhas and  P.Velmurugan and  K.Sankaranarayanasamy,  Optimization of Human Comfort Reaction for Suspended Cabin Tractor Semitrailer Drivers.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2011, vol. 57(9). 1869 - 1875
    [viewed 26 September 2020]. Available from: https://publications.waset.org/pdf/12083.