Lingaraju Dumpala and  Laxmi Mohan Kumar Chintada and  Devadas Deepu and  Pravin Kumar Yadav,  Study of Mechanical Properties of Aluminium Alloys on Normal Friction Stir Welding and Underwater Friction Stir Welding for Structural Applications.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2017, vol. 127(7). 1344 - 1348
    [viewed 10 July 2020]. Available from: https://publications.waset.org/pdf/10007522.