Lieberman, P. (1976) Interactive models for evolution: Neural mechanisms, anatomy and behavior. In S.E. Harnard and H.D. Steklis and J. Lancaster, editors, Origins and Evolution of Language and Speech , pages 660--672.

Lieberman, P. (1976) Interactive models for evolution: Neural mechanisms, anatomy and behavior. In S.E. Harnard and H.D. Steklis and J. Lancaster, editors, Origins and Evolution of Language and Speech, pages 660--672.

1990	-	Natural language and natural selection - Pinker,Bloom	::	168
1994	-	Infinite Languages, Finite Minds: Connectionism, Learning and Linguistic Structure - Christiansen	::	25