TY - JOUR AU - Dai, Xianzhe TI - Adiabatic limits, nonmultiplicativity of signature, and Leray spectral sequence JO - Journal of the American Mathematical Society PY - 1991 SP - 265 EP - 321 VL - 04 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1991-1088332-0/ DO - 10.1090/S0894-0347-1991-1088332-0 ID - 10_1090_S0894_0347_1991_1088332_0 ER -