1. Ackermann, F. & Eden, C. (1988). The role of computer support in decision management. University of Bath, 1987. Presented to the International Symposium on Future Directions in Strategic Management, Toronto.
2. Bruckmann, G., & Fleissner, P. (1989). Am Steuerrad der Wirtschaft. Ein ökonomisch-kybernetisches Modell für Österreich. Wien: Springer.
3. DeTombe, D. J. (1994). Defining Complex Interdisciplinary Societal Problems. A Theoretical Study for Constructing a Cooperative Problem Analyzing Method: The Method COMPRAM. Amsterdam: Thesis publishers. ISBN 90 5170 302-3.
4. DeTombe, D. J. (1995f). Cooperative handling of complex interdisciplinary societal problems. In G. Liu, K.-H. Phua, J. Ma, X. Juping, G. Fuwen, & C. He (Eds.), Optimization techniques and application, ICOTA ‘95, Chendu University of Science and Technology, Chengdu, China (Vol. 2, pp. 1408–1416). Singapore, New Jersey, London, Hong Kong: World Scientific.
5. DeTombe, D. J. (1997e, 2014c) Using the seven layer model of the method Compram for analyzing complex technical policy problems. Connecting Groupware Groupsystems V with the Conceptual Modeling Software Cope. Lecture March 1997 EUROGDSS Bruges Belgium. Published 2014 Amsterdam: Greenhill & Waterfront. ISBN 978-90-77171-46-2.