Gokhale, Amol A., N.V. Ravi Kumar, B. Sudhakar, S. N. Sahu, Himalay Basumatary, and S. Dhara. 2011. “Cellular Metals and Ceramics for Defence Applications (Review Paper)”. Defence Science Journal 61 (6):567-75. https://doi.org/10.14429/dsj.61.640.