Aggarwal, R.B., Amit Dhawan, and Jay Kumar. “Database-Centric Development of Menus AndGraphic User Interfaces”. Defence Science Journal 57, no. 1 (January 1, 2007): 133-138. Accessed April 19, 2024. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/1740.