%0 Journal Article %A Spencer Bloch %A Hélène Esnault %T A Riemann-Roch theorem for flat bundles, with values in the algebraic Chern-Simons theory %J Annals of mathematics %D 2000 %V 151 %N 3 %U http://geodesic.mathdoc.fr/articles/10.2307/121128/ %R 10.2307/121128 %F 10_2307_121128