1-6 of 6 Books

An introduction to differentiable manifolds and Riemannian geometry
By William M. Boothby
Analysis for Diffusion Processes on Riemannian Manifolds
Analysis for Diffusion Processes on Riemannian Manifolds
By Feng-Yu Wang
UHLENBECK COMPACTNESS
UHLENBECK COMPACTNESS
By KATRIN WEHRHEIM

Asymptotic Formulae in Spectral Geometry (Studies in Advanced Mathematics)
By Peter B. Gilkey

Recent developments in pseudo-Riemannian geometry
By Helga Baum

Classification theory of Riemannian manifolds
By Leo Sario