Rao, T. J.; Swain, A. K. P. C. A note on the Hartley-Ross unbiased ratio estimator. (English) Zbl 1297.62022 Commun. Stat., Theory Methods 43, No. 15, 3162-3169 (2014). MSC: 62D05 PDF BibTeX XML Cite \textit{T. J. Rao} and \textit{A. K. P. C. Swain}, Commun. Stat., Theory Methods 43, No. 15, 3162--3169 (2014; Zbl 1297.62022) Full Text: DOI
Rao, T. J. On certain methods of improving ratio and regression estimators. (English) Zbl 0800.62046 Commun. Stat., Theory Methods 20, No. 10, 3325-3340 (1991). MSC: 62D05 PDF BibTeX XML Cite \textit{T. J. Rao}, Commun. Stat., Theory Methods 20, No. 10, 3325--3340 (1991; Zbl 0800.62046) Full Text: DOI
Rao, T. J. On certain unbiased product estimators. (English) Zbl 0651.62008 Commun. Stat., Theory Methods 16, 3631-3640 (1987). MSC: 62D05 PDF BibTeX XML Cite \textit{T. J. Rao}, Commun. Stat., Theory Methods 16, 3631--3640 (1987; Zbl 0651.62008) Full Text: DOI