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2. Methods for Sensing the Rate of Tool-Wear;Colwell;Annals of the CIRP,1971
3. Integration of Sensors via Neural Networks for Detection of Tool Wear States;Dornfeld;Proc. of the ASME Winter Annual Meeting,1987
4. Reliability Improvement of Tool-Wear Monitoring;Novak;Annals of the CIRP,1993
5. Metal Cutting Principles.;Shaw,1984