Haque, Azharul, and R. Karim. β€œAN OVERVIEW OF THE ENVIRONMENTAL LAND INFORMATION SYSTEM (ELIS)”. International Journal of Research -GRANTHAALAYAH 3, no. 11 (November 30, 2015): 58–86. Accessed May 19, 2024. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG15_C11_36.