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Newmeyer, F. J. (1998) On the supposed 'counterfunctionality' of universal grammar: Some evolutionary considerations. In Hurford, J. R. and Studdert-Kennedy, M. and Knight C., editors, Approaches to the Evolution of Language: Social and Cognitive Bases. Cambridge: Cambridge University Press.

1999	-	Possible stages in the evolution of the language capacity - Jackendoff	::	21
2001	-	From Cultural Selection to Genetic Selection: A Framework for the Evolution of Language - Dor,Jablonka	::	1
2001	-	Sciences of complexity and language origins: an alternative to natural selection - Longa	::