Ballard, D. H., Hayhoe, M. M., Pook, P. K. & Rao, R.P.N. (1997) Deictic codes for the embodiment of cognition. Behavioural and Brain Sciences, 20, 723-767.

Barsalou, L. W. (1999). Perceptual symbol systems. Behavioral and Brain Sciences, 22(4), 577-660.

Cangelosi (in press). Grounding symbols in perceptual and sensorimotor categories: Connectionist and embodied approaches. In H. Cohen & C. Lefebvre (Eds), Categorization in Cognitive Science, Elsevier

Cangelosi A., Greco A. & Harnad S. (2000). From robotic toil to symbolic theft: Grounding transfer from entry-level to higher-level categories. Connection Science, 12(2), 143-162.

Carlson-Radvansky, L.A., Covey, E. S. & Lattanzi, K. M. (1999). ``What'' effects on ``where'': Functional influences on spatial relations. Psychological Science, 10(6), 516-521.

Carlson-Radvansky, L. A., & Radvansky, G. A. (1996). The influence of functional relations on spatial term selection. Psychological Science, 7, 56-60.

Carlson-Radvansky, L. A., & Tang, Z. (2000). Functional influences on orienting a reference frame. Memory & Cognition, 28, 812-820.

Coventry, K. R. (1998). Spatial prepositions, functional relations and lexical specification. In P. Olivier and K.-P. Gapp (Eds.) Representation and Processing of Spatial Expressions, (pp. 247-262). Mahwah, New Jersey: Lawrence Erlbaum Associates. Coventry K.R., Cangelosi A. et al. (in submission). Spatial language and perceptual symbol systems: Implementing the functional geometric framework.

Coventry, K. R., Carmichael, R. & Garrod, S. C. (1994). Spatial prepositions, object-specific function and task requirements. Journal of Semantics, 11, 289-309.

Coventry, K. R. and Garrod, S. C. (2004). Saying, Seeing and Acting. The Psychological Semantics of Spatial Prepositions. Lawrence Erlbaum Associates. Essays in Cognitive Psychology Series.

Coventry, K. R., & Garrod, S. C. (in press). Spatial prepositions and the functional geometric framework. Towards a classification of extra-geometric influences. In L. A. Carlson, & E. van der Zee (Eds.), Functional features in language and space: Insights from perception, categorization and development. Oxford University Press.

Coventry, K. R. & Mather, G. (2002). The real story of `over'?. In K. R. Coventry & P. Olivier (Eds.), Spatial Language: Cognitive and Computational Aspects. Dordrecht, The Netherlands: Kluwer Academic Publishers.

Coventry, K. R. & Prat-Sala, M. (2001). Object-specific function, geometry and the comprehension of `in' and `on'. European Journal of Cognitive Psychology, 13(4), 509-528.

Coventry, K. R., Prat-Sala, M. & Richards, L. V. (2001). The interplay between geometry and function in the comprehension of `over', `under', `above' and `below'. Journal of Memory and Language, 44, 376-398.

Deco, G. and T.S. Lee (2002) A Unified Model of Spatial and Object Attention Based on Intercortical Biased Competition. In Press, Neural Computation.UPDATE

Edelman, S. (1999). Representation and Recognition in Vision. MIT Press, 1999.

Edelman, S. (2002). Constraining the Neural Representation of the Visual World. Trends in Cognitive Sciences, 6, 125-131

Elman, J.L. (1990). Finding structure in time. Cognitive Science, 14, 179-211

Feist, M.I., & Gentner, D. (1998). On Plates, Bowls, and Dishes: Factors in the Use of English `in' and `on'. Proceedings of the Twentieth Annual Conference of the Cognitive Science Society, 345-349.

Ferenz, K. S. (2000). The role of nongeometric information in spatial language. PhD Thesis, Dartmouth College, Hanover, New Hampshire.

Freyd, J., Pantzer, T., & Cheng, J. (1988). Representing statics as forces in equilibrium. Journal of Experimental Psychology: General, 117, 395-407.

Gapp, K. P. (1995). Angle, distance, shape and their relationship to projective relations. In J. D. Moore & J. F. Lehman (Eds.), Proceedings of the Seventeenth Annual Conference of the Cognitive Science Society (pp. 112-117). Mahwah, NJ: Lawrence Erlbaum Associates Inc.

Garrod, S., Ferrier, G., & Campbell, S. (1999). In and on: Investigating the functional geometry of spatial prepositions. Cognition, 72, 167-189.

Glenberg, A. M. (1997). What memory is for. Behavioral and Brain Sciences, 20(1), 1-55.

Glenberg, A. M., & Kaschak, M. (2002). Grounding language in