Arifin, F. .; Azharuddin; Arnoldi, D.; Effendi, S. .; Herlambang, Y. D. .; Yahya; Muhammad Arif Fadilah; Radjiq, A. . Design Simulation of Upper Arm on Welding Table. Ij-Mechanic, Energy Conv. and Appl. Sci 2023, 1, 7-11.