1. Tsai HC, Yan BH, Huang FY (2003) EDM performance of Cr/Cu based composite electrodes. Int J Mach Tools Manuf 43(3):245–252
2. Shobert EI (1983) What happens in EDM. In: Jameson EC (ed) Electrical discharge machining: tooling: methods and applications. Society of Manufacturing Engineers, Dearbern, pp 3–4
3. Boothroyd G, Winston AK (1989) Non-conventional machining processes. Fundamentals of Machining and machine tools. Marcel Dekker Inc., New York, p 491
4. McGeough JA (1988) Electrodischarge machining. Adv Methods Mach. Chapman & Hall, London, p 130
5. Krar SF, Check AF (1997) Electrical discharge machining. Technology of machine tools. Glencoe/McGraw-Hill, New York, p 800