Mitri, SaraHubert, JulienWaibel, Markus2008-11-072008-11-072008-11-07200810.1162/biot.2008.3.2.99https://infoscience.epfl.ch/handle/20.500.14299/30727Evolutionary RoboticsSocial Behavior: From Cooperation to Languagetext::journal::journal article::research article