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Terrace, H. S. (2002) Serial Expertise and the Evolution of Language. In Alison Wray, editor, The Transition to Language. Oxford: Oxford University Press.

2005	-	Polygenesis of Linguistic Strategies: A Scenario for the Emergence of Languages - Coupe,Hombert	::	1
2006	-	Language Origin from an Emergentist Perspective - Ke,Holland	::