N.H.D., Noor Danish, and Musfirah A.H. “Optimization of Cutting Parameter for Machining Ti-6Al-4V Titanium Alloy”. Journal of Modern Manufacturing Systems and Technology, vol. 6, no. 1, Mar. 2022, pp. 53-57, https://doi.org/10.15282/jmmst.v6i1.7465.