1. Office of the Registrar General of India. Report No.1 of 2013, Sample registration system statistical report. Chapter-3: estimates of fertility indicators. New Delhi. 2011:2013.
2. International Institute for Population Sciences (IIPS) and ICF. National family health survey (NFHS-4) 2015-16. Mumbai: IIPS; 2017.
3. Visaria P, Visaria L. Demographic transition: accelerating fertility decline in 1980s. Econ Polit Wkly. 1994;29(51/52):3281–92.
4. James KS. Fertility decline in Andhra Pradesh: a search for alternative hypotheses. Econ Polit Wkly India. 1999;34(8):20–6.
5. James KS, Nair SB. Accelerated decline in fertility in India since the 1980s: trends among hindus and muslims. Econ Polit Wkly. 2005;4(5):375–83.