Waluyo, Waluyo, Andre Widura, and Wahyu Agung Purbandoko. “Energy-Saving in Air Conditioners Using PLC Control and the SCADA Monitoring System”. ECTI Transactions on Electrical Engineering, Electronics, and Communications 20, no. 1 (February 18, 2022): 22–31. Accessed May 6, 2024. https://ph02.tci-thaijo.org/index.php/ECTI-EEC/article/view/246095.