N.A.A. Sathari, L.H. Shah, and A.R. Razali. 2014. “INVESTIGATION OF SINGLE-PASS DOUBLE-PASS TECHNIQUES ON FRICTION STIR WELDING OF ALUMINIUM”. Journal of Mechanical Engineering and Sciences 7 (1):1053-61. https://doi.org/10.15282/jmes.7.2014.4.0102.