Boden, Hans U. Max Planck Institute for Mathematics, Max Planck Society;
Boden, H. U., Herald, C. M., & Kirk, P. A. (2005). The Calderón projector for the odd signature operator and spectral flow calculations in 3-dimensional topology. In Spectral geometry of manifolds with boundary and decomposition of manifolds (pp. 125-150). Providence: AMS.