1. Panschow R. 1984, “Ueber die Kräfte und ihre Wirkungen beim elektroorosiven Schneiden mit ablaufender Draht-elektrode”, Ph.D Thesis, T.H. Aachen, Germany.
2. Baileys F. 1977, “Removal Rate versus Accuracy in Wire EDM”, Proceedings of the ISEM 5, Switzerland, Wolfsberg, pp. 157-159.
3. Dekeyser W. May 1988, “Knowledge-Based System for Wire-EDM”, Ph.D. Thesis, K.U. Leuven, Belgium, 88D2, UDC 681.3*12.621.9.048.4, pp. 8-9.
4. “Study on the Wire-EDM: In Process Measurement of Mechanical Behaviour of Electrode-Wire”;Kinoshita;Annals of the CIRP,1984