1. H. Caswell, Matrix Population Models: Construction, Analysis, and Interpretation, 2nd edn. (Sinauer Associates, Sunderland, 2001)
2. H. Caswell, Sensitivity Analysis: Matrix Methods in Demography and Ecology. Demographic Research Monographs (Springer, Berlin, 2019)
3. B. Charlesworth, Evolution in Age-Structured Populations. Cambridge Studies in Mathematical Biology, vol. 14, 2nd edn. (Cambridge University Press, Cambridge, 2008)
4. J.M. Cushing, An Introduction to Structured Population Dynamics. CBMS-NSF Regional Conference Series in Applied Mathematics, vol. 71 (Society for Industrial and Applied Mathematics (SIAM), Philadelphia, 1998)
5. R.A. Fisher, The Genetical Theory of Natural Selection (Oxford University Press, Oxford, 1930)