Livins’kyiI. V., & RadchenkoD. V. (2012). Representations of Algebras Defined by a Multiplicative Relation and Corresponding to the Extended Dynkin Graphs $\tilde{D}_4, \tilde{E}_6, \tilde{E}_7, \tilde{E}_8$. Ukrains’kyi Matematychnyi Zhurnal, 64(12), 1654-1675. Retrieved from https://umj.imath.kiev.ua/index.php/umj/article/view/2689