%0 Journal Article %A Immanuel M. Bomze %T Measurable Supports, Reductible Spaces and the Structure of the Optimal ...-field in Unbiased Estimation. %J Monatshefte für Mathematik %D 1986 %P 27-38 %V 101 %I mathdoc %U http://geodesic.mathdoc.fr/item/MOMA_1986__101_178261/ %F MOMA_1986__101_178261