WASET
    R. Unnikrishnan and  K. Shankar,  Modelling of a Biomechanical Vertebral System for Seat Ejection in Aircrafts Using Lumped Mass Approach.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2017, vol. 121(1). 186 - 192
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/10006621.