Guhathakurta P, Wagh N. Analysis of Droughts in South-West Indian Ocean Countries using SPI and SPEI and their Relationship with Global SST. JNRD [Internet]. 2022 Jul. 1 [cited 2024 Dec. 21];12:60-81. Available from: https://journals.ub.uni-koeln.de/index.php/JNRD/article/view/899