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 Aug. 24];:125-43. Available from: https://bookseries.uthm.edu.my/index.php/eiccs/article/view/70