On the lattice automorphisms of certain simple algebraic groups
On the Maximality of the Orthogonal Groups in the Symplectic Groups in Characteristic Two.
On the Modular Representations of the General Linear and Symmetric Groups.
On the set of orbits for a Borel subgroup.
On the squares of sets of linear groups
On the stability of subgroup actions on certain quasihomogeneous -varieties.
On the translation functors for a semisimple algebraic group.
On tilting modules for algebraic groups.
Orbites d'un groupe algébrique dans l'espace des idéaux rationnels d'une algèbre enveloppante
Orbits, Invariants, and Representations Associated to Involutions of Reductive Groups.