Nguyen, T. D. (2026) “Influence of Butt Fusion Welding Parameters on Tensile Strength of Unplasticized Polyvinyl Chloride Pipe Welding Joints”, Engineering and Technology For Sustainable Development, 36(2), pp. 054–061. Available at: https://jst.vn/index.php/etsd/article/view/1163 (Accessed: 9 April 2026).