Armansyah, Armansyah, and Ho Hwi Chie. “OPTIMIZATION OF PROCESS PARAMETERS ON TENSILE SHEAR LOAD OF FRICTION STIR SPOT WELDED ALUMINUM ALLOY (AA5052-H112)”. SINERGI, vol. 22, no. 3, Oct. 2018, pp. 185-92, doi:10.22441/sinergi.2018.3.007.