Matondo, J.I. and Msibi, K.M. 2004. Evaluation of the Impact of Climate Change on Water Resources in Usutu River Basin, Swaziland. UNISWA Research Journal of Agriculture, Science and Technology. 4, 2 (Apr. 2004), 135–146. DOI:https://doi.org/10.4314/uniswa-rjast.v4i2.4674.