%0 Journal Article %A Scott, Peter %T The symmetry of intersection numbers in group theory %J Geometry & topology %D 1998 %P 11-29 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.2140/gt.1998.2.11/ %R 10.2140/gt.1998.2.11 %F GT_1998_2_1_a1