Prosocial primates: selfish and unselfish motivations.
Philos Trans R Soc Lond B Biol Sci. 2010 Sep 12;365(1553):2711-22. doi: 10.1098/rstb.2010.0119.
Philos Trans R Soc Lond B Biol Sci. 2010.
PMID: 20679114
Free PMC article.
Review.