%0 Journal Article
%A Tommy Bülow
%T Relative norms of units and 4-rank of class groups
%J Acta Arithmetica
%D 2005
%P 243-264
%V 119
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/aa119-3-2/
%R 10.4064/aa119-3-2
%G en
%F 10_4064_aa119_3_2