1. Unmanned Machining At Work;Skole;American Machinist,1979
2. Flexible Manufacturing Systems in the United States;Hutchinson;Automation Manufacturing,1979
3. Planification et Utilisation Pratique des Systemes d'Usinage Flexibles;Levacher,1980
4. Aiming for Flexibility in Manufacturing Systems;Jablonowski;American Machinists, Special Report 720,1980
5. New Developments of Data Processing in Computer controlled Manufacturing Systems (DNC, FMS);Weck,1979