Prawiroredjo, Kiki, and Samuel B. Tirtamihardja. “Sistem Parkir Cepat Berbasis Mikrokontroler AT89C51”. TESLA: Jurnal Teknik Elektro 15, no. 2 (May 12, 2017): 103–113. Accessed May 9, 2024. https://journal.untar.ac.id/index.php/tesla/article/view/320.