%0 Journal Article %A Guruprasad, K. %A Kumar, Shrawan %T A new geometric invariant associated to the space of flat connections %J Compositio Mathematica %D 1990 %P 199-222 %V 73 %N 2 %I Kluwer Academic Publishers %U http://archive.numdam.org/item/CM_1990__73_2_199_0/ %G en %F CM_1990__73_2_199_0