Study groups in the past

• The 41st study group in Odense, Denmark
• The 42nd study group in Amsterdam, the Netherlands
• The 43rd study group in Lancaster, England
• The 18th American study group in New York
• Canadian study groups
• Australian study groups
• Proceedings of the SWI 1998, Leiden
• Proceedings of the SWI 1999, Eindhoven
• Proceedings of the SWI 2002, Amsterdam