Selvin, A., Buckingham-Shum, S., & Aakhus, M. (2013). The practice level in participatory design rationale:  Studying practitioner moves and choices (pp. 287-326). In J. Carroll (Ed.), Creativity and Rationale: Enhancing human experience by design. London: Springer-Verlag. (Reprint). 

Creativity and Rationale: Enhancing human experience by design