%0 Journal Article %A Dai, Xianzhe %T Adiabatic limits, nonmultiplicativity of signature, and Leray spectral sequence %J Journal of the American Mathematical Society %D 1991 %P 265-321 %V 04 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1991-1088332-0/ %R 10.1090/S0894-0347-1991-1088332-0 %F 10_1090_S0894_0347_1991_1088332_0