Robson, D. S. Applications of multivariate polykays to the theory of unbiased ratio- type estimation. (English) Zbl 0078.33504 J. Am. Stat. Assoc. 52, 511-522 (1957). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 41 Documents Keywords:Statistics PDF BibTeX XML Cite \textit{D. S. Robson}, J. Am. Stat. Assoc. 52, 511--522 (1957; Zbl 0078.33504) Full Text: DOI