1. Bearder, S. K., & Doyle, G. A. (1974). Field and laboratory studies of social organization in bushbabies (Galago senegalensis). Journal of Human Evolution, 3(1), 37–50.
2. Campbell, C. J., Fuentes, A., MacKinnon, K. C., Panger, M., & Bearder, S. K. (2011). Primates in perspective. Oxford: Oxford University Press.
3. Cavallini, P. (2009). In D. E. Wilson & R. A. Mittermeier (Eds.), Handbook of the mammals of the world (Vol. 1, pp. 352–411). Barcelona: Lynx.
4. Charles-Dominique, P. (1977). Ecology and behaviour of nocturnal primates: Prosimians of equatorial West Africa. New York: Columbia University Press.
5. Fietz, J. (1999). Monogamy as a rule rather than exception in nocturnal lemurs: The case of the fat-tailed dwarf lemur, Cheirogaleus medius. Ethology, 105(3), 255–272.