Coll, Vincent, Nicholas W. Mayers, and Nicholas Russoniello. “The Index and Spectrum of Lie Poset Algebras of Types B, C, and D”. The Electronic Journal of Combinatorics 28, no. 3 (August 27, 2021): P3.47. Accessed March 29, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v28i3p47.