Simarangkir, Manase Sahat H, and Agung Suryanto. 2022. “PROTOTYPE PENGUNCI PINTU OTOMATIS MENGGUNAKAN RFID (RADIO FREQUENCY IDENTIFICATION) BERBASIS MIKROKONTROLER ARDUINO UNO”. Technologic 11 (1). https://technologic.polytechnic.astra.ac.id/index.php/firstjournal/article/view/282.