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Author (up) Title Year Publication Serial Volume Pages
Melis, A.P.; Warneken, F.; Jensen, K.; Schneider, A.-C.; Call, J.; Tomasello, M. Chimpanzees help conspecifics obtain food and non-food items 2011 Proceedings of the Royal Society B: Biological Sciences 5630 278 1405-1413
Warneken, F.; Hare, B.; Melis, A.P.; Hanus, D.; Tomasello, M. Spontaneous Altruism by Chimpanzees and Young Children 2007 PLoS Biol 5609 5 e184 EP -
Warneken, F.; Tomasello, M. Varieties of altruism in children and chimpanzees 2009 Trends in cognitive sciences 5608 13 397-402
Warneken, F.; Tomasello, M. Altruistic Helping in Human Infants and Young Chimpanzees 2006 Science 5607 311 1301-1303