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Salamun, Sukri, Luluk Elvitaria, Liza Trisnawati. Quick Response Code untuk Monitoring Kehadiran Kuliah Dosen. SATIN [Internet]. 2020Jun.26 [cited 2024Dec.28];6(1):53-1. Available from: http://register.stmik-amik-riau.ac.id/index.php/satin/article/view/585