Agrawal, Anupam, R.C. Joshi, and M. Radhakrishna. “Real-Time Photorealistic Visualisation of Large-ScaleMultiresolution Terrain Models”. Defence Science Journal 57, no. 1 (January 1, 2007): 149-162. Accessed July 3, 2024. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/1742.