Sunil Kumar Singh, and Vishwambhar Nath Sharma. “Assessing Spatio-Temporal Land Use and Land Cover Changes in Sonbhadra District, Uttar Pradesh”. National Geographical Journal of India 71, no. 1 (June 30, 2025). Accessed July 12, 2025. http://65.0.158.54/index.php/ngji/article/view/955.