Multidimensional optimization of electrical discharge machining for high speed steel (AISI M2) using Taguchi-fuzzy approach. - Alaa M. Ubaid; Shukry H. Aghdeab; Ahmed Ghazi Abdulameer; Laith Abdullah Al-Juboori; Fikri T. Dweiri (Int. J. Syst. Assur. Eng. Manag., 2020)