Cooperrider, D. & D. Whitney (1999) Collaborating for Change: Appreciative Inquiry San Francisco: Berrett-Koehler
Whitney, D. & A. Trosten-Bloom (2003) The Power of Appreciative Inquiry, A Practical Guide to Positive Change San Francisco: Berrett-Koehler
Appreciative Reflection is based on David Cooperrider's Appreciative Inquiry method.
Core Reflection, developed by Fred Korthagen and Angelo Vasalos, also makes use of positive experiences and links these to the desired target situation.