%0 Journal Article %A S. Boyer %A X. Zhang %T On Culler-Shalen seminorms and Dehn filling %J Annals of mathematics %D 1998 %V 148 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM_1998_148_3_a0/ %F AM_1998_148_3_a0