巡回グラフ
Pemmaraju, S., & Skiena, S. (2003). Cycles, Stars, and Wheels. Computational Discrete Mathematics: Combinatorics and Graph Theory with Mathematica (pp. 248-249). Cambridge University Press.
Sarah Perkins (2000). "Commuting Involution Graphs for A ̃n, Section 2.2, p.3, Birkbeck College, Malet Street, London, WC1E 7HX: School of Economics, Mathematics and Statistics.