%0 Journal Article %A CiemaƂa, Marzena %T Natural homomorphisms of Witt rings of orders in algebraic number fields. II %J Communications in Mathematics %D 2006 %P 13-16 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/COMIM_2006__14_1_a1/ %G en %F COMIM_2006__14_1_a1