Mr. Kalpesh R. Patel, Dr. K. G. Dave, and Mr. Vijay A. Radadiya. “Experimental Investigation of Friction Stir Welding on Ultra High Molecular Weight Polyethylene”. International Journal of Advance Engineering and Research Development (IJAERD), vol. 2, no. 5, May 2015, pp. 830-4, https://ijaerd.org/index.php/IJAERD/article/view/1102.