1. Avital, E., & Jablonka, E. (2000). Animal traditions: Behavioural inheritance in evolution. Cambridge: Cambridge University Press.
2. Borgerhoff Mulder, M. (2000). Optimizing offspring: The quantity–quality tradeoff in agropastoral Kipsigis. Evolution and Human Behavior, 21(6), 391–410.
3. Coe, K., Palmer, A. L., Palmer, C. T., & DeVito, C. L. (2010). Culture, altruism, and conflict between ancestors and descendants. Structure and Dynamics, 4(3), 1–17.
4. Cronk, L. (1989). Low socioeconomic status and female-biased parental investment: The Mukogodo example. American Anthropologist, 91(2), 414–429.
5. Dickemann, M. (1979). Female infanticide, reproductive strategies, and social stratification: A preliminary model. In N. Chagnon & W. Irons (Eds.), Evolutionary biology and human social behavior: An anthropological perspective (pp. 321–368). North Scituate: Duxbury.