Dhelia Balqis Zharifa Az-Zahra, Dhelia, Mohammad Abdullah Anshori, and Putri Elfa Mas’udia. “A Geolocation Visitors to the Polinema Library Using QR Code and OTP Code on Internet of Things Based Smart Locker ”. Journal of Telecommunication Network (Jurnal Jaringan Telekomunikasi) 13, no. 2 (June 30, 2023): 162-168. Accessed December 4, 2024. https://jartel.polinema.ac.id/index.php/jartel/article/view/562.