Yindrizal. “Perceptions of Students at Andalas University’s Payakumbuh Campus Regarding the Security of Academic Information Systems”. International Journal of Economics (IJEC) 3, no. 2 (July 23, 2024): 848–860. Accessed November 26, 2024. https://ejournal.ipinternasional.com/index.php/ijec/article/view/976.