1. Pritschow, G., Fahrbach, C. 1995, Direct Drives for Machine Tools, Proceedings of the 27th CIRP International Seminar on Manufacturing Systems, Ann Arbor, Michigan, USA
2. Direct Drives for High-Dynamic Machine Tool Axes;Pritschow;Annals of the CIRP,1990
3. Advanced Controls for Feed Drives;Koren;Annals of the CIRP,1992
4. Cross-Coupled Biaxial Computer Control for Manufacturing Systems, ASME Transaction;Koren;Journal of Dynamic Systems, Measurement and Control,1990
5. Accurate Motion Controller Design Based on an Extended Pole Placement Method and a Disturbance Observer;Van Brussel;Annals of the CIRP,1994