van Appel, Vaughan, and Rina Durandt. “Investigating Possibilities of Predictive Mathematical Models to Identify at-Risk Students in the South African Higher Education Context”. Perspectives in Education 37, no. 2 (November 27, 2019): 1–15. Accessed November 22, 2024. https://journals.ufs.ac.za/index.php/pie/article/view/4025.