Tambun MS, Soedjarwanto N, Trisanto A. Rancang Bangun Model Monitoring Underground Tank SPBU Menggunakan Gelombang Ultrasonik Berbasis Mikrokontroler. ELC [Internet]. 2015May11 [cited 2025Jun.8];9(2):109-22. Available from: http://electrician.unila.ac.id/index.php/ojs/article/view/169