Temporal analysis of drought using standard precipitation index (SPI) method. Indian Journal of Soil Conservation, [S. l.], v. 45, n. 3, p. 348–350, 2025. DOI: 10.53550/. Disponível em: https://ijsc.iaswc.com/index.php/ijsc/article/view/463. Acesso em: 22 jul. 2026.