Farida, I.; Sulardjaka. The Effect of Tool Rotation Speed Variation to Hardness and Microstructure in The Welding of Composite Alsitib-7,5%Sic by Friction Stir Welding Method. Psychosocial rehabilitation 2020, 24 (2), 8173-8178. https://doi.org/10.61841/hy8jxf70.