1. Ackoff, R. L. (1962). Scientific Method. New York: Wiley.
2. Ackoff, R. L. (1978). The Art of Problem Solving: Accompanied by Ackoffs Fables. New York: Wiley.
3. Agogué, M., Hooge, S., Arnoux, F., & Brown, I. (2014b). An Introduction to Innovative Design: Elements and Applications of C-K Theory. Paris: TRANSVALOR.
4. Agogué, M., & Kazakçi, A. O. (2014a). 10 years of C–K theory: A survey on the academic and industrial impacts of a design theory. An Anthology of Theories and Models of Design (pp. 219–235). London: Springer.
5. Borri, D., Camarda, D., Pluchinotta, I., & Esposito, D. (2015). Supporting environmental planning: Knowledge management through fuzzy cognitive mapping. In Y. Luo (Ed.), Cooperative Design, Visualization, and Engineering CDVE 2015 Proceedings, Lecture Notes in Computer Science (Vol. 9320, pp. 228–235). Switzerland: Springer International Publishing.