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Published online by Cambridge University Press: 17 August 2016
Page 352 note (1) Voir à ce propos A.J. Coale et P. Demeny, Methods of Estimating Basic Demographic Measures from Incomplete Data, New York, 1967, p. 17 et suiv., ainsi que E. van de Walle, Characteristics of African Demographic Data, dans W. Brass et al., The Demography of Tropical Africa, Princeton, 1968, pp. 71-72