Manalu, Amran, Zulham Sitorus, and Rian Farta Wijaya. 2025. “Evaluation of Information Technology Governance Using the Cobit 5 Framework at Putra Abadi University Langkat”. International Conferance Of Digital Sciences And Engineering Technology, May, 542-48. https://proceeding.pancabudi.ac.id/index.php/ICDSET/article/view/518.