1. Embryonic approach to the development of information systems
2. Bai, G.H. and Grönlund, Å. (1991), “Adaptive decision support systems”,Transactions of the 12th International Conference on Decision Support Systems, Chicago, IL, pp. 66‐80.
3. Dialectical approach to systems development
4. Bailey, K.D. (1997), “The autopoiesis of social systems: assessing Luhmann’s theory of self‐reference’’,Systems Research and Behavioral Science, Vol. 14 No. 2, pp. 83‐100.
5. Bauersfeld, H. (1992), “Activity theory and radical constructivism”,Cybernetics and Human Knowing, Vol. 1 No. 2‐3, pp. 15‐25.