Sharvil D. Shah, Rakesh K. Bumataria, & Harshil V. Bathani. (2015). Experimental Investigating Of Machining Parameters For EDM Using U-Shaped Electrode Of AISI P20 Tool Steel. International Journal of Advance Research in Engineering, Science & Technology, 2(4), 87–95. Retrieved from https://ijarest.org/index.php/ijarest/article/view/49