, H. C. P. R. A. P. “Optimization of Kerf Width, MRR and Surface Roughness of H-11 Material Machined With Wire Cut EDM Process Using Grey Relation Analysis”. International Journal on Recent and Innovation Trends in Computing and Communication, vol. 3, no. 12, Dec. 2015, pp. 6536-42, doi:10.17762/ijritcc.v3i12.5091.