1. Scarbrough, H.: The relevance and Contribution of Socio-technical Systems.
http://bprc.warwick.ac.uk/focus4.html
, Business Processes Resource Centre (1996)
2. Kautto-Koivula, K: The Pitfalls of Knowledge. Information Strategy, Economist (1998)
3. Bubenko, J., Brash, D., Stirna, J.: EKD User Guide. ELEKTRA Project Report (1997)
4. Loucopoulos, P., Kavakli, V., Prekas, N., Rolland, C., Grosz, G., Nurcan, S.: Using the EKD Approach: The Modelling Component. Research Report (ELEKTRA project), Report No. ELEKTRA/WP2/T2.1/UMIST/3 (1997)
5. Alexander, C.: The Timeless Way of Building. Oxford University Press, New York (1979)