1. Johnson W, Mamalis AG. Crashworthiness of vehicles. London: Mech. Engg. Publications Ltd., 1978.
2. Metallic energy dissipating systems;Johnson;Applied Mechanics Review,1978
3. Jones N, Wierzbicki T, editors. Structural crashworthiness. London: Butterworth and Co. Publishers, 1983.
4. Gupta NK, editor. Plasticity and Impact Mechanics, New Delhi:New Age International Publisher Ltd., 1996.
5. Ezra AA, Fay RJ. An assessment of energy absorbing devices for prospective use in aircraft impact situations—Dynamic response of structures. In: Herrmann G, Perrone N, editors. Proceedings of a symposium held at Stanford University, California, June 28 and 29, 1971:225-246.