Esan, Dorcas, and Themba Masombuka. “Impact Assessment of Digital Learning Tools in South African Higher Education”. Journal of Information Systems and Informatics 7, no. 1 (March 19, 2025): 224-249. Accessed December 20, 2025. https://journal-isi.org.adsii.or.id/index.php/isi/article/view/999.