1. Brown, L. R. (1981). Building a sustainable society. NY: W.W. Norton & Co., 433 pp.
2. Fang, L., Hipel, K. W., & Kilgour, D. M. (1988). The graph model approach to environmental conflict resolution. Journal of Environmental Management, 27(2), 195–212.
3. Fang, L., Hipel, K. W., & Kilgour, D. M. (1989). Conflict models in graph form: Solution concepts and their interrelationships. European Journal of Operational Research, 41(1), 86–100.
4. Fang, L., Hipel, K. W., & Kilgour, D. M. (1993). Interactive decision making: The graph model for conflict resolution. NY: Wiley, 221 pp.
5. Fang, L., Hipel, K. W., Kilgour, D. M., & Peng, X. (2003a). A decision support system for interactive decision making, part I: Model formulation. IEEE Transactions on Systems, Man, and Cybernetics, Part C: Applications and Reviews, 33(1), 42–55.