On the finiteness of the number of unipotent classes

Representations of Reductive Groups Over Finite Fields

Pierre Deligne, G. Lusztig · Annals of Mathematics · 1976 · 798 citations

Natural Sciences, Architectural Representation, Representation Theory +9

The Principal Three-Dimensional Subgroup and the Betti Numbers of a Complex Simple Lie Group

Bertram Kostant · American Journal of Mathematics · 1959 · 552 citations

Natural Sciences, Architectural Representation, Geometry +10

Torsion in reductive groups

Robert Steinberg · Advances in Mathematics · 1975 · 151 citations

Natural Sciences, Biochemistry, Crystal Structure +6

Conjugacy Classes in Lie Algebras and Algebraic Groups

R. W. Richardson · Annals of Mathematics · 1967 · 142 citations

Natural Sciences, Mathematics, Algebra +14

Divisibility of Projective Modules of Finite Chevalley Groups by the Steinberg Module

G. Lusztig · Bulletin of the London Mathematical Society · 1976 · 26 citations

Natural Sciences, Mathematics, Representation Theory +7