Imashkyzy M., AbdullayevF. G., and SavchukV. V. “Application of the Faber Polynomials in proving combinatorial Identities”. Ukrains’kyi Matematychnyi Zhurnal 70, no. 2 (February 25, 2018): 151-164. Accessed December 3, 2020. http://umj.imath.kiev.ua/index.php/umj/article/view/1547.