%0 Journal Article %A Chia-Fu Yu %T The supersingular loci and mass formulas on Siegel modular varieties %J Documenta mathematica %D 2006 %P 449-468 %V 11 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/218/ %R 10.4171/dm/218 %F 10_4171_dm_218