%0 Journal Article
%A Alexander Prestel
%A Richard Elman
%A Tsit-Yuen Lam
%T On Some Hasse Principles over Formally Real Fields.
%J Mathematische Zeitschrift
%D 1973
%P 291-302
%V 134
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MZ_1973__134_171986/
%F MZ_1973__134_171986