1. Apicella, Coren L. et al.: Social networks and cooperation in hunter-gatherers, in: Nature 481 (2012), S. 497–501.
2. Archie, Elizabeth A. et al.: Social affiliation matters: Both same-sex and opposite-sex relationships predict survival in wild female baboons, in: Proceedings of the Royal Society B: Biological Sciences 281 (2014), e20141261.
3. Beehner, Jacinta C. / Bergman, Thore J.: The next step for stress research in primates: To identify relationships between glucocorticoid secretion and fitness, in: Hormones and Behavior 91 (2017), S. 68–83.
4. Berger-Schmitt, Regina: Social cohesion as an aspect of the quality of societies: Concept and measurement, EU Reporting Working Paper No. 14, Mannheim 2000.
5. Bergman, Thore J. et al.: Hierarchical classification by rank and kinship in baboons, in: Science 302 (2003), S. 1234–1236.