Balaguru, S., K. Siva Kumar, G. Deenadayalan, and P. Sathishkumar. 2018. “Effect of Sheet Thickness During Superplastic Forming of AZ31B Alloy into a Hemispherical Die”. International Journal of Engineering & Technology 7 (3.20): 612-15. https://doi.org/10.14419/ijet.v7i3.20.22951.