Higher index theory of elliptic operators and geometry of groups, to appear in Proceedings of International Congress of Mathematicians, Madrid, 2006.

(with G. Kasparov) Groups with positive duality and the Novikov conjecture, submitted, 2005.

(with S. Chang and S. Ferry) Bounded rigidity of manifolds and asymptotic dimension growth, accepted by K-theory.

Hyperbolic groups admit proper affine isometric action on l ^p-spaces, Geometric and Functional Analysis, Vol. 15, 5 (2005) 1114-1151.

(with G. Kasparov) The coarse geometric Novikov conjecture and uniform convexity, accepted by Advances in Mathematics.

(with G. Skandalis and J.-L. Tu) The coarse Baum-Connes conjecture and groupoids, Topology, Vol. 41, (2002), pp. 807-834.

(with I. Mineyev) The Baum-Connes conjecture for hyperbolic groups, Inventiones Mathematicae, Vol. 149, (2002), pp. 97-122.

(with G. Gong) Volume growth and positive scalar curvature. Geometric and Functional Analysis, Vol. 10, 4 (2000), pp. 821-828.

The coarse Baum-Connes conjecture for spaces which admit a uniform embedding into Hilbert space. Inventiones Mathematicae, Vol. 139, 1 (2000), pp. 201-240.

The Novikov conjecture for groups with finite asymptotic dimension. Annals of Mathematics, Vol. 147, 2 (1998, pp. 325-355.

Localization algebras and the coarse Baum-Connes conjecture. K-Theory, Vol. 11, 4 (1997), pp. 307-318.

Zero-in-the-spectrum conjecture, positive scalar curvature and asymptotic dimension.   Inventiones Mathematicae, 127 (1997), pp. 99-126.

Cyclic cohomology and higher indices for noncompact complete Riemannian manifolds. Journal of Functional Analysis, 133 (1995), pp. 442-473.

Coarse Baum-Connes conjecture. K-Theory, Vol. 9, 3 (1995), pp. 199-221.