Kongsagul, Wissarut. “Design and Development of Fixture for Calibrating of Torque Screwdriver in Accordance with ISO 6789 : 2003 (E) using Quality Function Deployment Technique”. Thai Industrial Engineering Network Journal 4, no. 1 (June 30, 2018): 24–33. accessed September 11, 2026. https://ph02.tci-thaijo.org/index.php/ienj/article/view/176712.