Meengam, C., Chainarong, S. ., & Sitthipong, S. . (2021). Investigation of shear strength and metallurgy on semi-solid metal 356 aluminium alloy with lap joint by friction stir spot welding. Engineering and Applied Science Research, 49(2), 155–167. Retrieved from https://ph01.tci-thaijo.org/index.php/easr/article/view/243537