1. Clark, R. G. (2009), Sampling of subpopulations in two stage surveys. Statistics in Medicine, 28(29), 3697-3717. [
DOI:10.1002/sim.3723]
2. Cochran, W. G. (1977), Sampling Techniques}. 3rd ed. New York: Wiley.
3. Lohr, S. L. (2010), Sampling: Design and Analysis}. 2rd ed. Cengage Learning, pp, 469-486.
4. Rao, P. SR. S. (1988), Ratio and regression estimators.Handbook of Statistics, Vol. 6, Sampling. Amsterdam: Elsevier Science, pp, 449-468. [
DOI:10.1016/S0169-7161(88)06020-1]
5. Royall, R. M. (1988), The prediction approach to sampling theory., Handbook of Statistics, Vol. 6 Sampling. Amsterdam: Elsevier Science Publishers, pp. 399-413. [
DOI:10.1016/S0169-7161(88)06017-1]
6. Salehi. M., Chang. K. C. (2005), {Multiple inverse sampling in post-stratification with subpopulation sizes unknown: a solution for quota sampling. Statistical Planning and Inference, 131(2), 379-392. [
DOI:10.1016/j.jspi.2004.02.002]
7. Salehi, M., and Seber, G. A. F. (2001), Unbiased estimators for restricted adaptive cluster sampling. Australian and New Zealand Journal of Statistics, 44(1), 63-74. [
DOI:10.1111/1467-842X.00208]
8. Stephan, F. F. (1945), The expected value and variance of the reciprocal and other negative powers of a positive Bernoullian variate. Ann. Math. Statist.,16, 50-61. [
DOI:10.1214/aoms/1177731170]
9. Thompson. S. K. (2012), Sampling Techniques. 3rd ed. New York: Wiley. [
DOI:10.1002/9781118162934]