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Singh, Sarjinder; Grewal, I. S.; Joarder, Anwar General class of estimators in multi-character surveys. (English) Zbl 1082.62009 Stat. Pap. 45, No. 4, 571-582 (2004). MSC: 62D05 PDF BibTeX XML Cite \textit{S. Singh} et al., Stat. Pap. 45, No. 4, 571--582 (2004; Zbl 1082.62009) Full Text: DOI