[Kooy2010]
Kooijman, S. (2010).
Dynamic Energy Budget theory for metabolic organisation.
Cambridge Univ. Press, Cambridge.
[MurtWest1974]
Murton, R. K., Westwood, N. J., and Isaacson, A. J. (1974).
Factors affecting egg-weight, body-weight and moult of the woodpigeon
C. palumbus.
Ibis, 116:52--73. doi:10.1111/j.1474-919X.1974.tb00223.x.