Geodesic
New examples of manifolds with negative curvature
Zapiski Nauchnykh Seminarov POMI, Differential geometry, Lie groups and mechanics. Part 15–1, Tome 234 (1996), pp. 7-10 
U. Abresch. New examples of manifolds with negative curvature. Zapiski Nauchnykh Seminarov POMI, Differential geometry, Lie groups and mechanics. Part 15–1, Tome 234 (1996), pp. 7-10. http://geodesic.mathdoc.fr/item/ZNSL_1996_234_a1/
@article{ZNSL_1996_234_a1,
     author = {U. Abresch},
     title = {New examples of manifolds with negative curvature},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {7--10},
     year = {1996},
     volume = {234},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1996_234_a1/}
}
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Voir la notice du chapitre de livre provenant de la source Math-Net.Ru

This lecture is about the global structure of Riemannian manifolds with negative sectional curvature and finite volume. A fundamental question is to find and analyze geometric conditions which ensure that $M^n$ has finitely many ends or stronger that $M^n$ is of finite topological type.