1. Ultra-Precision Machining Systems; an Enabling Technology for Perfect Surfaces;Chapman,2004
2. Drive Technique Comparisons 2005http://www.pecncsu.edu
3. Freeform Machining with Precitech Servo Tool Options;Kirk,2005
4. Fast Tool Servo Precision Machining Piezo Actuatorhttp://www.pi-usa.us
5. Development of a fast tool servo in noncircular turning and its control