[Gens1965]
Gensrh, W. (1965).
Birth and rearing of a black-faced spider monkey Ateles
paniscus chamek Humboldt at Dresden Zoo.
Int. Zoo Yb., 5:110. doi:10.1111/j.1748-1090.1965.tb01591.x.
[Kooy2010]
Kooijman, S. (2010).
Dynamic Energy Budget theory for metabolic organisation.
Cambridge Univ. Press, Cambridge.