%0 Journal Article
%A A. Chaudhuri
%A R. Arnab
%T On Non-Negative Variance-Estimation.
%J Metrika
%D 1981
%P 1-12
%V 28
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MET_1981__28_175795/
%F MET_1981__28_175795