Ridho Amansyah, Muhammad, and Tegar Hafadzly Nasution. “Analysis of Utilization of Digital Communication and Information Technology at the Education Office of North Sumatera”. Journal of Computer Science and Informatics Engineering 2, no. 3 (July 31, 2023): 140–147. Accessed August 4, 2025. https://journal.aira.or.id/index.php/cosie/article/view/618.