On the causal structure of Lorentzian Lie groups. A globality theorem for Lorentzian cones in certain solvable Lie algebras.
On the d-invariant of compact solvmanifolds.
On the form of principal torus-bundles over toruses
On the Hilbert-Schmidt Semi-Norms of L1 of a Nilpotent Lie Group.
On the representation of solutions of stochastic differential equations
On the Structure of Groups with Polynomial Growth.
On varieties of topological groups generated by solvable groups
Opérateurs invariants hypoelliptiques sur un groupe de Lie nilpotent