“IoT-Based Material Height Monitoring and Temperature-Humidity Control System With ESP32 on a Dosimat Feeder Hopper at PT. Semen Padang”. Journal of Industrial Automation and Electrical Engineering 2, no. 2 (December 1, 2025): 159–169. Accessed November 13, 2025. https://jiaee.ppj.unp.ac.id/index.php/jiaee/article/view/116.