1. EDM Update '84;Hatschek;American Machinist Special Report 764,1984
2. Production of 3 dimensional shapes using computational electro discharge machining;Bayramoglu,1992
3. Examination of EDM trepanning tool performance;Yap,1980
4. EDM trepanning with particular reference to rotational speed and tool size;Veisy,1981
5. Electrical discharge machining with transverse tool movement;Wong,1986