“RANCANG BANGUN SISTEM KEAMANAN KUNCI PINTU LEMARI BERBASIS MIKROKONTROLER”. JOURNAL OF SCIENCE AND SOCIAL RESEARCH 3, no. 1 (February 15, 2020): 51–56. Accessed November 1, 2026. https://goretanpena.com/jurnal/index.php/JSSR/article/view/388.