1. Alho J, Spencer B (2005) Statistical demography and forecasting. Springer series in statistics. Springer, Berlin
2. Commission Planning (2009) Report of the expert group to review the methodology for estimation of poverty. Government of India, Planning Commission, Delhi, p 2009
3. Deaton A (1998) Getting prices right: What should be done? J Econ Perspect 12(1):37–46
4. Hanisch JU (2007) Rounding of income data: an empirical analysis of the quality of income data with respect to rounded values and income brackets with data from the European community household panel. Peter Lang Pub Incorporated, New York
5. Indrayan A, Holt MP (2016) Concise medical encyclopaedia of biostatistics for medical professionals. CRC Press, Boca Raton