M. S. Mochammad Shaleh and K. S. Chia, “Remote Monitoring System for Electricity Meter Using ESP32CAM and OCR Analysis using MATLAB”, EEEE, vol. 5, no. 1, pp. 487–496, Apr. 2024, Accessed: Apr. 09, 2026. [Online]. Available: https://penerbit.uthm.edu.my/periodicals/index.php/eeee/article/view/15332