Eka Dina, Umi Fadlilah. Prototype Design Monitoring System of A Salt Tunnel Processing Using Heater Based on Smartphone Application. EICCS [Internet]. 2025 Jan. 24 [cited 2026 Apr. 7];:125-43. Available from: https://publisher.uthm.edu.my/bookseries/index.php/eiccs/article/view/70