3Ackerman,F.& Eden,C.(2001).Contrasting single user and networked group decision support systems for strategy making.Group Decision and Negotiation,10,47-66.
4Eden,C.(1988).Cognitive mapping.European Journal of Operational Research,36,1-13.
5Eden,C.(1992).On the nature of cognitive maps.Journal of Management Studies ,29,261 -265.
6Eppler,M.J.& Burkard,R.A.(2004).Knowledge Visualization: Towards a New Discipline and its Fields of Application.ICAWorking Paper #2/2004,University of Lugano,Lugano.
7Fisher,K.M.(1990).Semantic Networking: The new kid on the block.Journal of Research in Science Teaching,27 (10),1001-1018.
8Fisher,K.M.(2000).SemNet Software as an assessment tool.Assessing Science Understanding,197-221.
9Knowledge Representation and Reasoning with Graphs.(2004).Knowledge Representation and Reasoning with Graphs,〈 http://www.lirmm.fr/～ cogito/〉
10Newman,B.(2003).Agents,Artifacts,and Transformations:The Foundations of Knowledge Flows.The Knowledge Management Handbook,1,301-316.
