Geodesic
The invariant field of the adjoint action of the unitriangular group in the nilradical of a parabolic subalgebra
Zapiski Nauchnykh Seminarov POMI, Problems in the theory of representations of algebras and groups. Part 19, Tome 375 (2010), pp. 167-194 Cet article a éte moissonné depuis la source Math-Net.Ru

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In the present paper the invariant field of the adjoint action of the unitriangular group in the nilradical of any parabolic subalgebra is described. Bibl. – 7 titles. 
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V. V. Sevostynova. The invariant field of the adjoint action of the unitriangular group in the nilradical of a parabolic subalgebra. Zapiski Nauchnykh Seminarov POMI, Problems in the theory of representations of algebras and groups. Part 19, Tome 375 (2010), pp. 167-194. http://geodesic.mathdoc.fr/item/ZNSL_2010_375_a9/

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