Dokl. Akad. Nauk SSSR, 1985 Volume 282, Number 5,Pages 1038–1042(Mi dan9108)
MATHEMATICS
The motion of an $n$-dimensional rigid body with symmetry group $\mathrm{SO}(k)\otimes\mathrm{SO}(n-k)$
in a field with linear potential. Invariants of a coadjoint representation of some Lie algebras