S, Abhijith, Srinivasa Pai P, Bhaskara Achar, and Grynal D’mello. “Multi-Objective Optimization and Modeling of Surface Roughness in Inconel 718 Using Taguchi Grey Relational Analysis and Response Surface Methodology”. International Journal of Engineering & Technology 7, no. 3.34 (September 1, 2018): 724–728. Accessed May 6, 2024. https://sciencepubco.com/index.php/ijet/article/view/19461.