GIS-BASED HYDROLOGICAL MODELLING USING SWAT: CASE STUDY OF UPSTREAM WATERSHED OF JEBBA RESERVOIR IN NIGERIA. Nigerian Journal of Technology, [S. l.], v. 33, n. 3, p. 351–358, 2014. DOI: 10.4314/njt.333.831. Disponível em: https://www.nijotech.com/index.php/nijotech/article/view/831. Acesso em: 27 oct. 2025.