Sama, Hendi, Muhammad Rivaldy Hisham, Jumiliono Pratama, Luky Andito, Andy Kho, and Hendry Wijaya. “Comparative Audit of Batam City Information System and COVID-19 National Website”. CESS (Journal of Computer Engineering, System and Science) 7, no. 2 (July 7, 2022): 340–354. Accessed July 21, 2025. https://jurnal.unimed.ac.id/2012/index.php/cess/article/view/32354.