BATALI, J. (1998). Computational simulations of the emergence of grammar. In: Approaches to the evolution of language: social and cognitive bases ( Hurford, J. & StuddertKennedy, M., eds.). Cambridge University Press.

BATALI, J. (2000). The negotiation and acquisition of recursive grammars as a result of competition among exemplars. In: Linguistic evolution through language acquisition: formal and computational models ( Briscoe, T., ed.). Cambridge University Press.

CHOMSKY, N. (1980). On cognitive structures and their development: A reply to Piaget. In: On Language and Learning: The Debate between Jean Piaget and Noam Chomsky ( Piattelli-Palmarini, M., ed.), pp. 35--52. Routledge & Kegan Paul.

CLARK, H. H. (1996). Using Language. Cambridge, UK: Cambridge University Press.

DE BOER, B. (1999). Self-Organisation in Vowel Systems. Ph.D. thesis, Vrije Universiteit Brussel AI-lab.

DE JONG, E. D. (2000). Autonomous Formation of Concepts and Communication. Ph.D. thesis, Vrije Universiteit Brussel AI-lab.

DEACON, T. (1997). Symbolic species, the co-evolution of language and the human brain. The Penguin Press.

ELMAN, J., BATES, E. et al. (1998). Rethinking innateness. MIT Press.

GRICE, H. P. (1975). Logic and conversation. In: Syntax and Semantics ( Cole, P. & Morgan, J. L., eds.), vol. 3: Speech Acts, pp. 41--58. New York: Academic Press.

HINTON, L., NICHOLS, J. & OHALA, J. J., eds. (1995). Sound Symbolism. Cambridge, UK: Cambridge University Press.

VON HUMBOLDT, W. (1836). On Language. Cambridge, UK: Cambridge University Press. Translated from the German by Peter Heath. This edition 1988.

HURFORD, J. (1989). Biological evolution of the saussurean sign as a component of the language acquisition device. Lingua 77, 187--222.

KAPLAN, F. (2000). Objets et Agents pur Syst‘emes d'Information et de Simulation. Ph.D. thesis, Universit’e Paris 6, Sony CSL-Paris.

KIRBY, S. (2000). Syntax without natural selection: How compositionality emerges from vocabulary in a population of learners. In: The Evolutionary Emergence of Language: Social function and the origins of linguistic form ( Knight, C., Hurford, J. & Studdert-Kennedy, M., eds.). Cambridge University Press.

LILJENCRANTS, J. & LINDBLOM, B. (1972). Numerical simulations of vowel systems: the role of perceptual contrast. Language 48, 839--862.

MACWHINNEY, B., ed. (1999). The emergence of language. Lawrence Erlbaum Associates.

MITCHELL, T. (1997). Machine learning. McGraw-Hill.

NOWAK, M. A. & KRAKAUER, D. C. (1999). The evolution of language. Proc. Nat. Acad. Sci. USA 96, 8028--8033.

OLIPHANT, M. & BATALI, J. (1996). Learning and the emergence of coordinated communication. Center for research on language newsletter 11.

SAPIR, E. (1929). A study in phonetic symbolism. Journal of Experimental Psychology 12, 225--239.

DE SAUSSURE, F. (1916). Course in General Linguistics. La Salle, Illinois: Open Court. Translated by Roy Harris. This edition 1986.

STEELS, L. (1996). Self-organizing vocabularies. In: Proceedings of Alife V ( Langton, C., ed.).

STEELS, L. (1998). The origins of syntax in visually grounded robotic agents. Artificial Intelligence 103, 133--156.

ZUIDEMA, W. H. & HOGEWEG, P. (2000). Selective advantages of syntax: a computational model study. In: Proceedings of the 22nd Annual Meeting of the Cognitive Science Society, pp. 577--582. Lawrence Erlbaum Associates.