1.
NAGABATHULA, Sunanda and YAMMANI, Srinivasa Rao. Application of accuracy improvement algorithms for extraction of topographic information and drainage network from DEM using GIS. Bulletin of Geography. Physical Geography Series. Online. 3 June 2024. No. 26, pp. 35-51. [Accessed 16 December 2025]. DOI 10.12775/bgeo-2024-0003.