F. 'Aini Idris and Nurfarina Zainal, “Integration of Web-Based Key Booking and Monitoring System with Smart Key Rack for University Application”, EEEE, vol. 3, no. 1, pp. 225–234, Jun. 2022, Accessed: Jul. 01, 2024. [Online]. Available: https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/6798