On graded Bett numbers and geometrical properties of projective varieties.
On multi-Rees algebras. With an Appenddix by Ngô Viêt Trung.
On the approximation property of excellent rings.
On the arithmetical rank of a special class of minimal varieties.
On the homogeneous pieces of graded generalized local cohomology modules
We study, in certain cases, the notions of finiteness and stability of the set of associated primes and vanishing of the homogeneous pieces of graded generalized local cohomology modules.
On the non-vanishing of cotangent cohomology.
On the vanishing of local cohomology modules.