Andayani M, Indrasari W, Iswanto BH. KALIBRASI SENSOR ULTRASONIK HC-SR04 SEBAGAI SENSOR PENDETEKSI JARAK PADA PROTOTIPE SISTEM PERINGATAN DINI BENCANA BANJIR. PROSIDING SNF [Internet]. 2016Oct.30 [cited 2025May12];50:SNF2016-CIP. Available from: http://103.8.12.212:33180/unj/index.php/prosidingsnf/article/view/4043