1. Ackermann, F. (1992) “Strategie direction through burning issues — using SODA as a strategic decision support system” OR Insight (5), 24–28.
2. Ackermann, F. (1993) “Using the ‘domino technique’ for problem structuring” Working Paper, Department of Management Science, University of Strathclyde 93/23.
3. Ackermann, F. and Belton, V. (1994) “Managing corporate knowledge with SODA and V•I•S•A”, British Journal of Management (5), 163–176.
4. Bana e Costa, C.A. (1992) “Structuration, construction et exploitation d’un modele multicritere d’aide a 1a decision”, PhD Thesis, Universidade Tecnica de Lisboa.
5. Belton, V. (1990). “Multiple Criteria Decision Analysis, practically the only way to choose” in Operational Research Tutorial Papers 1990 (Eds) L. Hendry and R. Eglese), Operational Research Society, Birmingham.