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@article{MET_1962__5_175147, author = {J.C. Koop}, title = {On {Upper} {Limits} to the {Difference} in {Bias} {Between} {Two} {Ratio} {Estimates.}}, journal = {Metrika}, pages = {145--149}, publisher = {mathdoc}, volume = {5}, year = {1962}, zbl = {0111.15902}, url = {http://geodesic.mathdoc.fr/item/MET_1962__5_175147/} }
J.C. Koop. On Upper Limits to the Difference in Bias Between Two Ratio Estimates.. Metrika, Tome 5 (1962), pp. 145-149. http://geodesic.mathdoc.fr/item/MET_1962__5_175147/