1. Clients’ opinions on group model building;Akkermans;System Dynamics Review,1997
2. Social Choice and Multicriterion Decision Making;Arrow,1986
3. Readings in Multiple Criteria Decision Aid,1990
4. Multicriteria Evaluation in Land-Use Management,1998
5. Mediated Modeling. A System Dynamics Approach to Environmental Consensus Building;van den Belt,2004