Drozd, Yu. A., and V. V. Zembyk. “Representation Type of Nodal Algebras of Type D”. Ukrains’kyi Matematychnyi Zhurnal 66, no. 7 (July 25, 2014): 930–938. Accessed March 29, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2189.