Frontczak, R., and T. Goy. “General Infinite Series Evaluations Involving Fibonacci Numbers and the Riemann Zeta Function”. Matematychni Studii 55, no. 2 (June 22, 2021): 115-123. Accessed October 16, 2021. http://matstud.org.ua/ojs/index.php/matstud/article/view/128.