Ade Fitri Arnita Sinaga, and Cece Cece. “Digital Transformation of Attendance Systems Using Applications at H&CO Enterprises”. Jurnal Ekonomi 13, no. 01 (January 27, 2024): 1252–1262. Accessed February 7, 2025. https://www.ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/3905.