RÜTER, JohannesFONTANA, XavierDUPERTUIS, FrédéricALDANA, Samuel2011-02-172011-02-172011-02-172008https://infoscience.epfl.ch/handle/20.500.14299/64469Psychologie et sociologiePsychologie cognitiveSections SV, SB, PHSuppressing group motionstudent work::master thesis