| 2010 |
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| Loula, A., Gudwin, R., El-Hani, C., and Queiroz, J. (2010) Emergence of self-organized symbol-based communication in artificial creatures. Cognitive Systems Research, 11(2):131--147. |
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| Loula, A., Gudwin, R., and Queiroz, J. (2010) On the emergence of indexical and symbolic interpretation in artificial creatures, or What is this I hear? In Harold Fellermann and et al., editors, Artificial Life XII, pages 862--868. MIT Press. |
| 2007 |
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(2) | Ribeiro, S., Loula, A., Araujo, I., Gudwin, R., and Queiroz, J. (2007) Symbols are not uniquely human. Biosystems. |
| 2005 |
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| Loula, A., Gudwin, R., El-Hani, C., and Queiroz, J. (2005) The Emergence of Symbol-Based Communication in a Complex System of Artificial Creatures. In Proceedings 5th International Conference Integration of Knowledge Intensive Multi-Agent Systems KIMAS'05: Modeling, Evolution and Engineering. Waltham, MA.. |