1. Project performance modeling: a methodology for evaluating project execution strategies;Alarcón-Cárdenas,1992
2. An alternative approach to cross-impact analysis;Turoff;Technological Forecasting and Social Change,1972
3. Interax-Interactive Analysis for Strategic Planning;Enzer,1983
4. Future Scenarios: The BASICS Computational Method;Honton,1985
5. Cross-impact models;Lipinski;Energy,1990