Rudhumbu, N. ., and P. K. . Mudau. “Entry Requirements As Predictors of the Academic Performance of Postgraduate Students in Universities in Zimbabwe”. International Journal of Learning, Teaching and Educational Research, vol. 21, no. 2, Feb. 2022, pp. 89-106, https://ijlter.myres.net/index.php/ijlter/article/view/1250.