Kumar, N., S. Kashyap, V.P.S. Naidu, and Girija Gopalratnam. “Integrated Enhanced and Synthetic Vision System for Transport Aircraft”. Defence Science Journal 63, no. 2 (March 23, 2013): 157-163. Accessed January 25, 2020. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/4258.