@article{publication-1821,
	author={Burkart, J M and Fehr, Ernst and Efferson, C and van Schaik, C P},
	doi={10.1073/pnas.0710310104},
	issn={0027-8424},
	journal={Proceedings of the National Academy of Sciences of the United States of America (PNAS)},
	number=50,
	pages={19762-19766},
	publisher={National Academy of Sciences},
	title={Other-regarding preferences in a non-human primate: common marmosets provision food altruistically},
	volume=104,
	year=2007,
}