ชีววิริยะนนท์ ว, คุปตัษเฐียร ณ. Productivity Improvement in the Auto Parts Industry : A Case Study Welding Process of the Impact Bar Using Mechanical Arms. j.eng.rmutt [Internet]. 2013 Dec. 30 [cited 2024 May 18];2:25-31. Available from: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242081