Bales, R. F. & Borgatta, E. F. (1955) Size of group as a factor in the interaction profile. In: Small groups: Studies in social interaction, ed. Hare, A. P., Borgatta, E. F. & Bales, R. F., pp. 495–512. Random House.
Benenson, J. F., Antonellis, T. J., Cotton, B. J., Noddin, K. E. & Campbell, K. A. (2008a) Sex differences in children's use of coalitions to obtain scarce resources. Animal Behaviour 76:497–505.
Benenson, J. F., Apostoleris, N. H. & Parnass, J. (1997) Age and sex differences in dyadic and group interaction. Developmental Psychology 33:538–43.
Benenson, J. F. & Christakos, A. (2003) The greater fragility of females' versus males' closest same-sex friendships. Child Development 74:1123–29.
Benenson, J. F., Maiese, R., Dolenszky, E., Dolensky, N., Sinclair, N. & Simpson, A. (2002) Group size regulates self-assertive versus self-deprecating responses to interpersonal competition. Child Development 73:1818–29.
Benenson, J. F., Markovits, H., Fitzgerald, C., Geoffroy, D., Fleming, J., Kahlenberg, S. & Wrangham, R. W. (2009) Males' greater tolerance of same-sex peers. Psychological Science 20:184–90.
Benenson, J. F., Morganstein, T. & Roy, R. (1998) Sex differences in children's investment in peers. Human Nature 9:369–90.
Benenson, J. F., Nicholson, C., Waite, A., Roy, R. & Simpson, A. (2001) The influence of group size on children's competitive behavior. Child Development 72:921–28.
Benenson, J. F., Saelen, C., Markovits, H. & McCabe, S. (2008b) Males derive greater benefits than females do from same-sex peers relative to parents. Evolutionary Psychology 6:13–28.
Cairns, R., Xie, H. & Leung, M. (1998) The popularity of friendship and the neglect of social networks: Toward a new balance. In: Sociometry then and now: Building on six decades of measuring children's experiences with the peer group, ed. Bukowski, W. M. & Cillessen, A. H., pp. 25–54. Jossey-Bass.
Campbell, A. (1999) Staying alive: Evolution, culture and women's intra-sexual aggression. Behavioral and Brain Sciences 22:203–52.
Clutton-Brock, T. H. (2007) Sexual selection in males and females. Science 318:1882–85.
Clutton-Brock, T. H. (2009) Sexual selection in females. Animal Behaviour 77:3–11.
Feshbach, N. D. (1969) Sex differences in children's modes of aggressive responses toward outsiders. Merrill Palmer Quarterly 15:249–58.
Feshbach, N. D. & Sones, G. (1971) Sex differences in adolescent reactions toward newcomers. Developmental Psychology 4:381–86.
Lancaster, J. B. & Lancaster, C. S. (1983) Parental investment: The hominid adaptation. In: How humans adapt: A biocultural odyssey, ed. Ortner, D., pp. 33–66. Smithsonian Institution Press.
LeBlanc, S. & Register, K. E. (2003) Constant battles: The myth of the peaceful, noble savage. St. Martin's Press.
Maccoby, E. E. (1988) Gender as a social category. Developmental Psychology 24:755–65.
Markovits, H., Benenson, J. F. & Dolenszky, E. (2001) Evidence that children and adolescents have internal models of peer interactions that are gender differentiated. Child Development 72:879–86.
Markovits, H., Benenson, J. F. & White, S. (2006) Gender and gender priming: Differences in speed of processing of information relating to dyadic and group contexts. Journal of Experimental Social Psychology 42:662–67.
Savin-Williams, R. C. (1980) Social interactions of adolescent females in natural groups. In: Friendship and social relations in children, ed. Foot, H. C., Chapman, A. J. & Smith, J. R., pp. 343–64. Wiley.
Smuts, B. B. (1987a) Gender, aggression, and influence. In: Primate societies, ed. Smuts, B. B., Cheney, D. L., Seyfarth, R. M., Wrangham, R. W. & Struhsaker, T. T., pp. 400–12. University of Chicago Press.
Wrangham, R. W. (1987) Evolution of social structure. In: Primate societies, ed. Smuts, B. B., Cheney, D. L., Seyfarth, R. M., Wrangham, R. W. & Struhsaker, T. T., pp. 286–98. University of Chicago Press.
Wrangham, R. W. (1999) Evolution of coalitionary killing. Yearbook of Physical Anthropology 42:1–30.