Ramos, V., Fernandes, C. & Rosa, A. C. (2006). On Self-Regulated Swarms, Societal Memory, Speed and Dynamics (arXiv:cs/0512002v1)

Ramos, V., Fernandes, C. & Rosa, A. C. (2005). Social Cognitive Maps, Swarm Collective Perception and Distributed Search on Dynamic Landscapes (CVRM-IST 127E-2005). Insituto Superior Técnico, Universidade Técnica de Lisboa . (arXiv:nlin/0502057v1)