1. AVT Report 4, Technologie des Drahtbondens, Germany, August 1991
2. ‘High Technology Bonding Tools’, Gaiser Tool Company, Ventura, California, 1989
3. W. Kohl, ‘The Interaction of Material and Machine Parameters in Thermosonic Bonding’, translation of a reprint from ‘Der Elektroniker’ Issue 6/1990, AT-Fachverlag, Stuttgart, Germany, 1991
4. Merkblatt DVS 2810 Drahtbonden, (instructional leaflet, wire bonding), Germany, 1992
5. S. Tomiyama and Y. Fukni,Gold Bull., 1982,15 (2), 43