Raka Fazah Fithra, and Aria Bintang. “Design of the HC-SR04 Ultrasonic Sensor As a Sensor Arduino Based Car Parking”. Journal of Artificial Intelligence and Engineering Applications (JAIEA) 5, no. 1 (October 15, 2025): 165–169. Accessed January 18, 2026. https://ioinformatic.org/index.php/JAIEA/article/view/1252.