“Comparative Analyses of SPI and SPEI As Drought Characterization Tools in Massili Watershed, Central Burkina Faso ”.
International Journal of Hydrology Research 8, no. 1 (September 21, 2023): 14–22. Accessed September 21, 2026.
https://archive.conscientiabeam.com/index.php/108/article/view/3485.