Literatur:

• M. do Carmo: Riemannian Geometry. Academic Press.

• I. Chavel: Riemannian Geometry. A Modern Introduction. Cambridge University Press.

• J. Cheeger und D. Ebin: Comparison Theorems in Riemannian Geometry. North Holland.

• S. Gallot, D. Hulin, J. Lafontaine: Riemannian Geometry. Springer.

• J. Jost: Riemannian Geometry and Geometric Analysis. Universitext. Springer.

• H. Karcher: Riemannian Comparison Constructions. In: Global differential geometry, 170 - 222, MAA Stud. Math. 27, 1989.

• W. Klingenberg: Riemannian Geometry. de Gruyter.

• B. O'Neill: Semi-Riemannian Geometry: With Applications to Relativity. Academic Press.

• P. Petersen: Riemannian Geometry. Springer.

• T. Sakai: Riemannian Geometry. American Mathematical Society.