Tanadecha, Pattaramon, and Kunthakorn Khaothong. “ANALYSIS OF ENGINEERING ECONOMICS OF THE NEW ERA COMPARED WITH THE CONVENTIONAL MATERIALS USED IN HVAC DUCT APPLICATION: The New Era Compared with The Conventional Materials”. Suranaree Journal of Science and Technology 31, no. 3 (July 25, 2024): 010308(1–16). accessed September 11, 2026. https://ph04.tci-thaijo.org/index.php/SUJST/article/view/3975.