Fakri Husni, M. and Elfizon, E. 2022. Rancang Bangun Pengaman Brankas Menggunakan RFID (Radio Frequency Identification), Pin Dan GPS Berbasis Arduino Mega dan Internet Of Things (Iot). Ranah Research : Journal of Multidisciplinary Research and Development. 4, 2 (Feb. 2022), 140-149. DOI:https://doi.org/10.38035/rrj.v4i2.446.