“Optimisation of CNC Milling Process Parameters for Ti-6Al-4V Titanium Alloy Under Minimum Quantity Lubrication Using Taguchi-Grey Relational Analysis: A Multi-Objective Approach”. International Journal of Advance Industrial Engineering, Mar. 2021, pp. 1-3, https://ijaie.evegenis.org/index.php/ijaie/article/view/1163.