From Agile Retrospective Resource Wiki
- Agile Retrospectives: Making good Teams Great by Derby and Larson
- Project Retrospectives: a Handbook for team reviews by Norman L Kerth
- The Retrospective Handbook by Patrick Kua
- Refactoring Your Development Process with Retrospectives (Rachel Davies)
- Innovation Games by Luke Hohmann (and his book of the same name).
- Blog für Retrospektivenliebhaber by Marc Löffler (in German) and the book (to be published) "Retrospectiven in der Praxis"
- Introspection And Retrospectives and Restrospective Techniques
- Video: Retrospectives Presentation at San Francisco Agile User Group
- Video: Agile Retrospectives - Making Good Teams Great!
- Some Patterns for Iteration Retrospectives
- News, articles and presentations on retrospectives from InfoQ
- "Retr-O-Mat" - Planning your next retrospective? Get started with a random plan, tweak it, print it and share the URL. Or just browse around for new ideas! » plans-for-retrospectives.com
- Getting business value out of Agile Retrospectives
- The Art of the Agile Retrospective by J.D. Meier
- Scrum Patterns for Process Improvement