Mukherjee, R. . and Bilas, R. . (2022) “Topographic Characteristics of Ramganga River Basin : Digital Elevation Model and GIS Based Study”, National Geographical Journal of India , 62(3), pp. 201–216. Available at: https://ngji.in/index.php/ngji/article/view/469 (Accessed: 28 April 2024).