Harris, Pamela E, Haley Lescinsky, and Grace Mabie. 2018. “Lattice Patterns for the Support of Kostant’s Weight Multiplicity Formula on $\mathfrak{sl}_3(\mathbb{C})$”. Minnesota Journal of Undergraduate Mathematics 4 (1). Minneapolis, MN. https://pubs.lib.umn.edu/index.php/mjum/article/view/4149.