Sze, Edward, Djarot Hindarto, I Ketut Adi Wirayasa, and Haryono Haryono. “Performance Comparison of Ultrasonic Sensor Accuracy in Measuring Distance”. Sinkron : jurnal dan penelitian teknik informatika 6, no. 4 (October 31, 2022): 2556-2562. Accessed May 1, 2024. https://jurnal.polgan.ac.id/index.php/sinkron/article/view/11883.