%0 Journal Article %A Alexander Braverman %A David Kazhdan %T The spherical Hecke algebra for affine Kac-Moody groups I %J Annals of mathematics %D 2011 %P 1603-1642 %V 174 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2011.174.3.5/ %R 10.4007/annals.2011.174.3.5 %G en %F 10_4007_annals_2011_174_3_5