Popova, N. D., Y. S. Samoilenko, and O. V. Strilets. “On the *-Representation of One Class of Algebras Associated With Coxeter Graphs”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 60, no. 4, Apr. 2008, pp. 545–556, https://umj.imath.kiev.ua/index.php/umj/article/view/3174.