Books- Koen, P., Holcombe, T.C. and Gehres, C.A.. (2007). "Market and Technology Attack Teams: Tools and Techniques for Developing the Next Breakthrough Platform Product", A. Griffen and S. Somermeyer, PDMA Toolbook for New Product Development, New York: John Wiley and Sons
- Greg M. Ajamian, Peter Koen. (2001). "Technology Stage-Gate: A Structured Process for Managing High Risk, New Technology Projects", New Product Development ToolBook,, Product Development Management Association
- Peter Koen, Greg Ajamian, Scott Boyce, Allen Clamen, Eden Fisher, Stavros Fountoulakis, Albert Johnson, Pushpinder Puri, Rebecca Seibert. (2001). "Fuzzy-Front End: Effective Methods, Tools and Techniques", New Product Development ToolBook, Product Development Management Association
| Journals- Peter Koen, Greg Ajamian, Robert Burkart, Allen Clamen, et al. (2001). "Providing clarity and a common language to the "fuzzy front end"", Research Technology Management. 44 (2)
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