Mohammad, Aiman Aminuddin, and Ashari Kasmin. “Optimization Of Boiler Feedwater Treatment Through Varies Softener Regeneration Process Inlet Pressure”. Progress in Engineering Application and Technology 4, no. 2 (December 21, 2023): 425–435. Accessed May 20, 2024. https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/10201.