Khuenkaew, T., T. Mhoraksa, P. Jattakul, T. Mapakhe, S. Saengsawang, K. . Thawornsiri, and W. Insorn. “Selection of Lower Electrode for Single-Sided Resistance Spot Welding of Carbon Steel Tube STKM 13A and Cold Rolled Carbon Steel Sheet SPCC”. Journal of Manufacturing & Management Technology, vol. 1, no. 2, Dec. 2022, pp. 96-104, https://ph01.tci-thaijo.org/index.php/jMMT/article/view/250837.