Azhar Equbal and  Anoop Kumar Sood and  M. Asif Equbal and  M. Israr Equbal,  An Investigation on Material Removal Rate of EDM Process: A Response Surface Methodology Approach.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2017, vol. 124(4). 856 - 861
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