%0 Journal Article %A Ted Chinburg %A Georgios Pappas %A Martin J. Taylor %T Cubic structures, equivariant Euler characteristics and lattices of modular forms %J Annals of mathematics %D 2009 %P 561-608 %V 170 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2009.170.561/ %R 10.4007/annals.2009.170.561 %G en %F 10_4007_annals_2009_170_561