%0 Journal Article %A Alfred Czogała %A Mieczysław Kula %T Automorphisms of Witt rings of global fields %J Acta Arithmetica %D 2014 %P 1-13 %V 163 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa163-1-1/ %R 10.4064/aa163-1-1 %G en %F 10_4064_aa163_1_1