1. Advanced Methods of Machining;McGeough,1988
2. Principles and applications of spark machining;Rudorff,1957
3. Proc. 1st Electrical Machining Symp.,1985
4. Application of new type of electrodischarge texturing for surface preparation of cold mill workrolls;Godwin,1985
5. Electrodischarge machining apparatus;El-Menshawy,1990