1. Godet, M., and Roubelat, F.: Creating the Future: The Use and Misuse of Scenarios, Long Range Planning, 29(2) (April 1996).
2. A Concept of Corporate Planning;Ackoff,1970
3. Scenarios and strategic management;Godet,1987
4. Mintzberg, H.: The Rise and Fall of Strategic Planning, The Free Press, New York, 1994.
5. Competitive Strategy;Porter,1980