M.Tamilselvan, R.Venkataramanan, K.Hariprrasad (2016) “Innovation in Cryogenic Engine for Rapid Transit by NOS Propulsion”, International Journal of Emerging Trends in Science and Technology, 3(02), pp. 3569–3571. Available at: http://ijetst.in/index.php/ijetst/article/view/987 (Accessed: 24February2025).