no. 3
Commuting varieties of semisimple Lie algebras and algebraic groups
Compositio Mathematica, Tome 38 (1979) no. 3, pp. 311-327 
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     author = {Richardson, R. W.},
     title = {Commuting varieties of semisimple {Lie} algebras and algebraic groups},
     journal = {Compositio Mathematica},
     pages = {311--327},
     year = {1979},
     publisher = {Sijthoff et Noordhoff International Publishers},
     volume = {38},
     number = {3},
     mrnumber = {535074},
     zbl = {0409.17006},
     language = {en},
     url = {https://www.numdam.org/item/CM_1979__38_3_311_0/}
}
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Richardson, R. W. Commuting varieties of semisimple Lie algebras and algebraic groups. Compositio Mathematica, Tome 38 (1979) no. 3, pp. 311-327. https://www.numdam.org/item/CM_1979__38_3_311_0/

[1] P. Bala and R. Carter: Unipotent elements in semisimple algebraic groups. I. Math. Proc. Cambridge Philos. Soc. 79 (1976) 401-425. | Zbl | MR

[2] A. Borel: Linear Algebraic Groups. Benjamin, New York, 1969. | Zbl | MR

[3] A. Borel and J.-P. Serre: Théorèmes de finitude en cohomologie galoisienne. Comment. Math. Helv. 39 (1964) 111-164. | Zbl | MR

[4] N. Bourbaki: Éléments de mathematique; Groupes et algèbres de Lie, Chap. 7 et 8. Hermann, Paris, 1975. | Zbl | MR

[5] J. Dixmier: Polarisations dans les algebras de Lie semi-simple complexes. Bull. Sci. Math. 99 (1975) 45-63. | Zbl | MR

[6] M. Gerstenhaber: On dominance and varieties of commuting matrices. Ann. of Math. (2) 73 (1961) 324-348. | Zbl | MR

[7] D. Johnston and R. Richardson: Conjugacy classes in parabolic subgroups of semisimple algebraic groups, II. Bull. London Math. Soc. 9 (1977) 245-250. | Zbl | MR

[8] B. Kostant: On the conjugacy of real Cartan subalgebras. I. Proc. Nat. Acad. Sci. USA 41 (1955) 967-970. | Zbl | MR

[9] R. Richardson: Deformations of Lie subgroups and the variation of isotropy supgroups. Acta Math. 129 (1972) 35-73. | Zbl | MR

[10] R. Richardson: Conjugacy classes of parabolic subgroups in semisimple algebraic groups. Bull. London Math. Soc. 6 (1974) 21-24. | Zbl | MR

[11] T. Springer and R. Steinberg: Conjugacy classes, in Seminar in Algebraic Groups and Related Finite Groups, ed. by A. Borel et al., Lecture Notes in Mathematics 131, Springer-Verlag, Berlin-Heidelberg-New York, 1970. | Zbl | MR