Darafsheh, M. R., and Monfared M. Davoudi. “Characterization of $A_{16}$ by a Noncommuting Graph”. Ukrains’kyi Matematychnyi Zhurnal 62, no. 11 (November 25, 2010): 1443–1450. Accessed May 4, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2969.