1. Sandvik CIC Rolls, Machining of Cemented Carbide, Sandvik Hard Materials, Scheydgass 44, A 1211 Wien.
2. A comparative study of electro-chemical and electro discharge machining of a tungsten carbide 25% cobalt alloy;Watson,1980
3. An experimental study of discharge mechanism in electrochemical discharge machining;Kulkarni;Int. J. Mach. Tool Manuf.,2002
4. Analyzing electro discharge machining of cemented carbide;Pandle;Ann. CIRP,1982
5. F. Van Dijck, Physico-mathematical analysis of the electro discharge machining process, Ph.D. Thesis, Catholic University of Leuven, 1973 (English translation).