2024. A STUDY OF THE STANDARDIZED PRECIPITATION INDEX (SPI) AND MACHINE LEARNING TECHNIQUES FOR DROUGHT PREDICTION IN THE STATE OF PARAÍBA, BRAZIL. RECIMA21 - Revista Científica Multidisciplinar - ISSN 2675-6218. 5, 10 (out. 2024), e5105736. DOI:https://doi.org/10.47820/recima21.v5i10.5736.