Hurford, J. (2001) Protothought had no logical names. In Jürgen Trabant and Sean Ward, editors, New Essays on the Origins of Language , pages 117--130. Mouton, Berlin.

Hurford, J. (2001) Protothought had no logical names. In Jürgen Trabant and Sean Ward, editors, New Essays on the Origins of Language, pages 117--130. Mouton, Berlin.

Hurford, The Neural Basis of Predicate-Argument Structure, 2003	::	7
Hurford, Proto-propositions, 2006	::
Smith, Evolving Communication through the Inference of Meaning, 2003	::	3
Vogel,Woods, A Workbench for Simulating Natural Language Evolution, 2002	::