@ARTICLE{parametric2015,
     Title={Parametric modeling and optimization for wire electrical discharge machining of Inconel 718 using response surface methodology},
     Author={Vivek Aggarwal, Sehijpal Singh Khangura, R. K. Garg},
     Journal={International Journal of Advanced Manufacturing Technology},
     Volume={79},
     Number={4},
     Pages={31-47},
     Publisher={Springer, London},
     Year={2015}
}