M. Afkhami, M. Farrokhi D. G. and K. Khashyarmanesh, Planar, toroidal, and projective commuting and non-commuting graphs, Comm. Algebra, 43 No. 7 (2015) 2964-2970.
 P. Bhowal and R. K. Nath, Spectral aspects of commuting conjugacy class graph of finite groups, Alg. Struc. Appl., 8 No. 2 (2021) 67-118.
 P. Bhowal and R. K. Nath, Spectrum and energies of commuting conjugacy class graph of a finite group, available at https://arxiv.org/abs/2003.07142.
 P. Bhowal, D. Nongsiang and R. K. Nath, Solvable graphs of finite groups, Hacet. J. Math. Stat., 49 No. 6 (2020) 1955-1964.
 R. Brauer and K. A. Fowler, On groups of even order, Ann. Math., 62 No. 2 (1955) 565-583.
 A. K. Das and D. Nongsiang, On the genus of the commuting graphs of finite non-abelian groups, Int. Electron. J. Algebra, 19 (2016) 91-109.
 A. K. Das and D. Nongsiang, On the genus of the nilpotent graphs of finite groups Comm. Algebra, 43 No. 1 (2015) 5282-5290.
 M. Herzog, M. Longobardi and M. Maj, On a commuting graph on conjugacy classes of groups, Comm. Algebra, 37 No. 10 (2009) 3369-3387.
 A. Mohammadian, A. Erfanian, D. G. M. Farrokhi and B. Wilkens, Triangle-free commuting conjugacy class graphs, J. Group Theory, 19 (2016) 1049-1061.
 M. A. Salahshour and A. R. Ashrafi, Commuting conjugacy class graph of finite CA-groups, Khayyam J. Math., 6 No. 1 (2020) 108-118.
 J. Battle, F. Harary, Y. Kodama and J. W. T. Youngs, Additivity of the genus of a graph, Bull. Amer. Math. Soc., 68 No. 6 (1962) 565-568.
 A. T. White, Graphs, Groups and Surfaces, North-Holland Mathematics Studies, No. 8., American Elsevier Publishing Co., Inc., New York, 1973.