Ozule, C. P., Oke, S. A., & Nwankiti, U. S. (2022). Optimizing the Process Parameters for Eco-Friendly Minimum Quantity Lubrication-Turning of AISI 4340 Alloy with Nano-Lubricants Using a Grey Wolf Optimization Approach. IJIEM - Indonesian Journal of Industrial Engineering and Management, 3(3), 210–223. https://doi.org/10.22441/ijiem.v3i3.15519