Murni, Dewi, Nurkolis Nurkolis, and Muhtarom Muhtarom. 2026. “Development of a QR Code-Based Digital Attendance System to Improve the Efficiency of Student Attendance Management and Principal Decision-Making”. Jurnal Pendidikan Terapan 4 (3):230-42. https://doi.org/10.61255/jupiter.v4i3.1285.