Lemma, Mulatu, Agegnehu Atena, and Keith Lord. “The Fascinating Mathematical Beauty of the Special Matrix Based on Infinite Convergent Geometric Series”. GPH-International Journal of Mathematics 4, no. 06 (June 13, 2021): 09-16. Accessed March 20, 2025. https://gphjournal.org/index.php/m/article/view/430.