1. EC-research-program (2001) Fast intelligent defect recognition system (FINDER). EC-research-program: promoting competitive and sustainable growth, March 2001
2. Hesse S (1998) Industrieroboterpraxis — Automatisierte Handhabung in der Fertigung. Vieweg, Braunschweig
3. Sdahl M (2004) Software unterstützte Auslegung eines flexiblen Greifsystems. ZWF 9, Carl-Hanser, Munich, pp 495–499
4. Sdahl M (2004) Design of a detection system for reflector type and position. Report D4.3. EC-project FINDER, project-no G6RD-CT-2002-00668
5. Sdahl M (2004) Design of a controlling software for the robot cell. Report D4.4. EC-project FINDER, project-no G6RD-CT-2002-00668