Ritthong, Wirote, Naphat Albutt, Tika Bunnag, Sookjai Promprasansuk, Vikorn Tanaratchat, Taweesak Taweevithyakarn, and Khongdet Phasinam. “Impact of a High-Pressure Condensate Return System Upgrade on Boiler Fuel and Utility Consumption: A Case Study in a Corrugated Board Manufacturing Plant”. Science & Technology Asia 31, no. 3 (September 30, 2026): 217–232. accessed October 4, 2026. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/265856.