RAMDATTI, J. L., Gohil, A. V. and Dave, K. G. (2021) “Experimental investigation on electro-discharge surface modification phenomenon of P20+Ni die steel using green P/M composite electrode”, Journal of Mechanical Engineering and Sciences, 15(3), pp. 8390–8404. doi: 10.15282/jmes.15.3.2021.16.0660.