1. An assessment of energy absorbing devices for prospective use in aircraft impact situations;Ezra,1972
2. Structural crashworthiness;Jones,1983
3. Plasticity and impact mechanics;Gupta,1996
4. Metallic energy dissipating systems;Johnson;Appl Mechan Rev,1978
5. Plastic collapse of square rings;Sinha;Int J Sol Struct,1982