Walshe, R. (2001) The Origin of the Speeches: language evolution through collaborative reinforcement learning. In Angelica de Antonio and Ruth Aylett and Danial Ballin, editors, Intelligent Virtual Agents:Proceedings of the 3rd Int. Workshop on Intelligent Virtual Agents (IVA-2001) . Springer.

Walshe, R. (2001) The Origin of the Speeches: language evolution through collaborative reinforcement learning. In Angelica de Antonio and Ruth Aylett and Danial Ballin, editors, Intelligent Virtual Agents:Proceedings of the 3rd Int. Workshop on Intelligent Virtual Agents (IVA-2001). Springer.

2004	-	Secret Agents: Synthetic Approaches to Language Evolution - Thomforde	::
		[28] R. Walshe. The origin of the speeches: Language evolution through collaborative reinforcement learning. Lecture Notes in Computer Science, 2190:239, 2001.