N. Hưởng and T. Tuan, “RESULTS OF RESEARCH ON BUTT JOINTS OF Q345B STEEL USING AUTOMATIC SUBMERGED ARC WELDING”, VJASVN, vol. 19, no. 2, pp. 273–287, May 2024, Accessed: Jun. 15, 2025. [Online]. Available: http://vie.vjas.vn/index.php/vjasvn/article/view/792