%0 Journal Article %T Taguchi based GRA-PCA hybrid optimization for the forming of AL6061 alloy in automotive applications %A SWAPNA, D. %A SRINIVASA RAO, C. %A SAMEER KUMAR, D. %A RADHIKA, S. %J Sigma Journal of Engineering and Natural Sciences %D 2022 %V 40 %P 742-754 %R 10.14744/sigma.2022.00090