Winarno, Rudi, Daryono Daryono, and Moh. Jufri. “The Influence of Welding Ampere Range to ST-40 Shear Strength With Butt Joint”. Journal of Energy, Mechanical, Material, and Manufacturing Engineering 3, no. 2 (December 31, 2018): 113–118. Accessed July 7, 2024. https://ejournal.umm.ac.id/index.php/JEMMME/article/view/7093.