1. Impact of education and age at marriage on fertility among Uttar Pradesh migrants of Ludhiana, Punjab, India;Nag;Anthropologist,2013
2. [2] Breierova L, Duflo E. The impact of education on fertility and child mortality: Do fathers really matter less than mothers? OECD, no. 217, 2004.
3. [3] Bongaarts J, Frank O, Lesthaeghe R. The proximate determinants of fertility in Sub-Saharan Africa, Washington, D.C., The World Bank, 1990: p. 133-43. (A World Bank Symposium).
4. [4] Smith PC. The impact of age at marriage and proportions marrying on fertility. In: Rodolfo A, Bulatao, Lee RD, et al. eds. Determinants of fertility in developing countries. Vol 2. New York: Academic Press 1984: p. 473-531.
5. Age of entry into marriage and the date of initiation of voluntary birth control;Coale;Demography,1992