Rifki, R. P. I. I., and Tri Hidayati. “Design and Build a Web-Based Employee Attendance System (Case Study: Cahaya Pelangi Indonesia Foundation)”. OKTAL : Jurnal Ilmu Komputer Dan Sains, vol. 1, no. 02, Feb. 2022, pp. 183-91, https://journal.mediapublikasi.id/index.php/oktal/article/view/35.