%0 Journal Article
%A Wolfgang Sander
%T The fundamental equation of information and its generalizations.
%J Aequationes mathematicae
%D 1987
%P 150-182
%V 33
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AM2_1987__33_137210/
%F AM2_1987__33_137210