Adit Waisal, Hary Munandar, Sofia Debi Puspa, Achdianto and Triyono 2024. Analysis of Mechanical Properties and Microstructure of Aluminum and Copper Sheet Welding Using Friction Stir Spot Welding Method. Jurnal Asiimetrik: Jurnal Ilmiah Rekayasa & Inovasi. 6, 1 (Jan. 2024), 89-102. DOI:https://doi.org/10.35814/asiimetrik.v6i1.5552.