References

Brass W (1971). On the scale of mortality. in Brass, Wiliam (ed). Biological Aspects of Demography. London: Taylor & Francis, pp. 69-110.

Brass W and Ansley J Coale (1968). Methods of analysis and estimation, in Brass, Wiliam, Ansley J. Coale, Paul Demeny, Don F. Heisel, Frank Lorimer, Anatole Romaniuk and Etienne van de Walle (eds). The Demography of Tropical Africa. Princeton NJ: Princeton University Press, pp. 88-139.