- Dmitri I. Panyushev, Oksana S. Yakimova, “The index of representations associated with stabilisers”, Journal of Algebra, 302, no. 1, 2006,
280 
- Dmitri I Panyushev, Oksana S Yakimova, “Poisson-Commutative Subalgebras of 𝒮(𝔤) associated with Involutions”, International Mathematics Research Notices, 2021, no. 23, 2021,
18367 - Andriy Panasyuk, “Reduction by stages and the Raïs-type formula for the index of a Lie algebra with an ideal”, Ann Glob Anal Geom, 33, no. 1, 2008,
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