Trends in Practical Applications of Agents and Multiagent Systems. 8th International Conference on Practical Applications of Agents and Multiagent Systems (2010). Yves Demazeau, Frank Dignum, Juan M. Corchado, Javier Bajo, Rafael Corchuelo, Emilio Corchado, Florentino Fernández-Riverola, Vicente J. Julián, Pawel Pawlewski and Andrew Campbell. Advances in Intelligent and Soft Computing.. Springer Berlin Heidelberg.