Sunardi, Sunardi, Nanang Hadi P, Adhi Kusuma N, and Johar Setiyadi. “Prototipe Alat Ukur Pasang Surut Menggunakan Microcontroller Arduino Dengan Sensor Ultra Sonic : Prototype of Tidal Measurement Tool Using Arduino Microcontroller With Ultra Sonic Sensor”. Jurnal Hidropilar 2, no. 2 (December 26, 2016): 89–97. Accessed September 28, 2025. https://jurnal.sttalhidros.ac.id/index.php/hidropilar/article/view/155.