%0 Journal Article %A Roger Ware %A Bill Jacob %T Realizing dyadic factors of elementary type Witt rings and pro-2 Galois groups. %J Mathematische Zeitschrift %D 1991 %P 193-208 %V 208 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1991__208_3_174311/ %F MZ_1991__208_3_174311