De Beule, J. (2008) The Emergence of Compositionality, Hierarchy and Recursion in Peer-to-Peer Interactions. In A. D. M. Smith and K. Smith and R. Ferrer-i-Cancho, editors, Proceedings of the 7th International Conference on the Evolution of Language , pages 75--82. World Scientific.

De Beule, J. (2008) The Emergence of Compositionality, Hierarchy and Recursion in Peer-to-Peer Interactions. In A. D. M. Smith and K. Smith and R. Ferrer-i-Cancho, editors, Proceedings of the 7th International Conference on the Evolution of Language, pages 75--82. World Scientific.

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van Trijp, Analogy and Multi-Level Selection in the Formation of a Case Grammar. A Case Study in Fluid Construction Grammar, 2008	::