Geodesic
Restrictions of modules over classical groups to subgroups of type $A_2$ in characteristic 2
Zapiski Nauchnykh Seminarov POMI, Problems in the theory of representations of algebras and groups. Part 20, Tome 386 (2011), pp. 227-241 
A. A. Osinovskaya. Restrictions of modules over classical groups to subgroups of type $A_2$ in characteristic 2. Zapiski Nauchnykh Seminarov POMI, Problems in the theory of representations of algebras and groups. Part 20, Tome 386 (2011), pp. 227-241. http://geodesic.mathdoc.fr/item/ZNSL_2011_386_a5/
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Voir la notice du chapitre de livre provenant de la source Math-Net.Ru

The restrictions of irreducible modules over classical groups to subsystem subgroups of type $A_2$ in characteristic 2 are studied. The composition factors (without their multiplicities) for restrictions of such modules with 2-restricted highest weights are found. Bibl. 7 titles.

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[6] A. A. Osinovskaya, “The restrictions of representations of algebraic groups of types $B_n$ and $D_n$ to subgroups of type $A_2$”, J. Algebra and Its Applications, 4 (2005), 467–479 | DOI | MR | Zbl

[7] I. D. Suprunenko, The minimal polynomials of unipotent elements in irreducible representations of the classical groups in odd characteristic, Memoirs Amer. Math. Soc., 200, no. 939, 2009 | DOI | MR