Steven Jonathan Roy, Prya Artha Widjaja. Rancang Bangun Sistem Presensi Website Berbasis GPS Di PT Cempaka Mega Mandiri. Merkurius [Internet]. 2024 Mar. 4 [cited 2025 May 4];2(2):01-1. Available from: https://journal.arteii.or.id/index.php/Merkurius/article/view/72