%0 Journal Article %A CzogaƂa, Alfred %T On integral Witt equivalence of algebraic number fields %J Communications in Mathematics %D 1996 %P 7-21 %V 4 %N 1 %U http://geodesic.mathdoc.fr/item/COMIM_1996_4_1_a0/ %G en %F COMIM_1996_4_1_a0