Kheunkhieo P, Tangchaichit K. 3-Dimensional stress analysis of a ball swaging process using the finite element method. Asia Pac J Sci Technol [internet]. 2017 Apr. 14 [cited 2026 Jan. 8];15(7):581-9. available from: https://so01.tci-thaijo.org/index.php/APST/article/view/83246