N. V. Maslova, “Finite simple groups that are not spectrum critical”, Proc. Steklov Inst. Math. (Suppl.), 292, suppl. 1 (2016), 211–215
Mahmoudifar A., Khosravi B., “on Quasirecognition By Prime Graph of the Simple Groups a(N)(+) (P) and a(N)(-) (P)”, J. Algebra. Appl., 14:1 (2015), 1550006
V. D. Mazurov, G. Y. Chen, “Recognizability of finite simple groups $L_4(2^m)$ and $U_4(2^m)$ by spectrum”, Algebra and Logic, 47:1 (2008), 49–55
M. A. Grechkoseeva, “Recognition by spectrum for finite linear groups over fields of characteristic 2”, Algebra and Logic, 47:4 (2008), 229–241
A. V. Vasil'ev, M. A. Grechkoseeva, “Recognition by spectrum for finite simple linear groups of small dimensions over fields of characteristic 2”, Algebra and Logic, 47:5 (2008), 314–320
Grechkoseeva M.A., Shi Wujie, Vasilev A.V., “Recognition by spectrum for finite simple groups of Lie type”, Front. Math. China, 3:2 (2008), 275–285
A. V. Zavarnitsin, V. D. Mazurov, “On element orders in coverings of the simple groups $L_n(q)$ and $U_n(q)$”, Proc. Steklov Inst. Math. (Suppl.), 257, suppl. 1 (2007), S145–S154
Zavarnitsine A.V., Mazurov V.D., “Element orders in coverings of finite simple linear and unitary groups and recognizability of $L_n(2)$ by spectrum”, Dokl. Math., 74:1 (2006), 569–572