SINGH, A. .; SINGH, B. N. . Delineation of Agro-Climatic Zones in Eastern Uttar Pradesh. National Geographical Journal of India , [S. l.], v. 57, n. 4, p. 53–64, 2022. Disponível em: http://65.0.158.54/index.php/ngji/article/view/570. Acesso em: 16 apr. 2026.