Handoko, Handoko, et al. “The Comparison of Tensile Strength and Macrostructure of SMAW Welds With Single V- and Double V-Grooves on ASTM A36 Steel”. IPTEK The Journal of Engineering, vol. 12, no. 2, Oct. 2026, pp. 187-96, doi:10.12962/j28075064.v12i2.10641.