1. Gluck, M.: Making Sense of Human Wayfinding: A Review of Cognitive and Linguistic Knowledge for Personal Navigation with a New Research Direction. Syracuse University Technical Report 3 (1990)
2. Downs, R.J., Stea, D.: Cognitive Maps and Spatial Behavior. Image and Environment, pp. 8–26. Aldine Publishing Company, Chicago (1973)
3. Allen, G.: Spatial Abilities, Cognitive Maps, and Wayfinding - Bases for individual Differences in Spatial Cognition and Behavior. In: Golledge, R. (ed.) Wayfinding Behavior - Cognitive Mapping and Other Spatial Processes, pp. 46–80. Johns Hopkins University Press, Baltimore (1999)
4. Lecture Notes in Computer Science;S. Timpf,1992
5. Siegel, A.W., White, S.H.: The Development of Spatial Representation of Large-Scale Environments. In: Reese, H.W. (ed.) Advances in Child Development and Behavior. Academic Press, New York (1975)