@inproceedings { santos12, booktitle = {Proceedings of the 5th International ICST Conference on Bio-Inspired Models of Network, Information, and Computing System, J. Suzuki and T. Nakano (Eds.): BIONETICS 2010, LNICST 87, pp. 178-188 (2012)}, keywords = {Game Theory;Multi-Agent Societies;Miscellaneous;}, publisher = {Springer}, title = {Collective Evolutionary Dynamics and Spatial Reciprocity under the N-Person Snowdrift Game }, year = {2012}, author = {Marta D. Santos and Francisco C. Santos and Jorge M. Pacheco} }