LAWAN BULAMA, EJEH LAWRENCE UDEH, ADAMU IBRAHIM, FATIMA MUHAMMAD ALAMAI, MUSTAPHA ALIBE. ASSESSING THE EFFECTIVENESS OF SPI AND PDBM INDICES IN METEOROLOGICAL DROUGHTS DETECTION; A COMPARATIVE APPROACH. IJAAR. 2023;9(11):1-11. Consulté le octobre 22, 2026. https://www.openjournals.ijaar.org/index.php/ijaar/article/view/254