Pradika, Marchel, et al. “IMPLEMENTASI MODEL PRESENSI PENDETEKSI WAJAH DAN QUICK RESPONSE CODE (QR CODE) BERBASIS CLOUD”. Lektrokom : Jurnal Ilmiah Teknik Elektro, vol. 9, no. 1, Mar. 2026, https://ejournal.uki.ac.id/index.php/lektrokom/article/view/8758.