Popovich, S. V., & Samoilenko, Y. S. (2003). On Homomorphisms of Algebras Generated by Projectors and Coxeter Functors. Ukrains’kyi Matematychnyi Zhurnal, 55(9), 1224-1237. https://umj.imath.kiev.ua/index.php/umj/article/view/3995