Pham, S. M. ., T. T. . Do, M. T. Nguyen, and V. P. Tran. “Study on the Structure Deformation in Process of Gas Metal Arc Welding – GMAW”. Journal of Technical Education Science, vol. 9, no. 2, June 2014, pp. 8-14, https://www.jte.edu.vn/index.php/jte/article/view/564.