[1] Barabasi A L, Albert R[J]. Science, 286, 509(1999).
[2] Newman M, Girvan M[J]. Phys. Rev. E, 69, 423(2004).
[3] Ai J, Su Z, Li Y, Wu C X[J]. Physica A, 527, 121155(2019).
[4] Ai J, Liu Y Y, Su Z, Zhang H, Zhao F Y[J]. Europhys. Lett., 126, 38003(2019).
[5] Brin S, Page L[J]. Computer Networks, 56, 3825(2012).
[6] Newman M[J]. Networks: An introduction, 327(2010).
[7] Cohen R, Erez K, Ben-Avraham D, Havlin S[J]. Phys. Rev. Lett., 86, 3682(2001).
[8] Keeling M J, Rohani P, Pourbohloul B[J]. Clinical Infectious Diseases, 47, 864(2008).
[9] Moreno Y, Nekovee M, Pacheco A F[J]. Phys. Rev. E, 69, 066130(2004).
[10] Zhang Y C, Liu Y, Zhang H F, Cheng H, Xiong F[J]. Acta Phys. Sin., 60, 050501(2011).
[11] Li H, Gao G, Chen R[J]. Int. J. Software Engineer. Knowledge Engineer., 29, 93(2019).
[12] Liu J G, Ren Z M, Guo Q, Wang B H[J]. Acta Phys. Sin., 62, 178901(2013).
[13] Ren X L, Lü L Y[J]. Chin. Sci. Bull., 59, 1175(2014).
[14] Chen D, Lin Y L, Shang M S[J]. Fuel and Energy Abstracts, 391, 1777(2012).
[15] Freeman L C[J]. Sociometry, 40, 35(1977).
[16] Opsahl T, Agneessens F, Skvoretz J[J]. Social Networks, 32, 245(2010).
[18] Luo S L, Gong K, Tang C S, Zhou J[J]. Acta Phys. Sin., 66, 188902(2017).
[19] Jiang L C, Zhao X, Ge B, Xiao W, Ruan Y[J]. Physica A, 516, 58(2019).
[20] Gong K, Kang L[J]. J. Syst. Sci. Inf., 6, 366(2018).
[21] Zhu X X, Zhao X, Liu M M[J]. Application Research of Computers, 34, 2582(2017).
[22] Li H J, Yan G, Liu Z D, Li G J, Zhang X S[J]. Scientia Sinica Mathematica, 47, 16(2017).
[23] Li H J, Li A H, Li H Y[J]. Chinese Journal of Computers, 40, 15(2017).
[24] Zhang J P, Xu H, Yang J, Lun L J[J]. ICPCSEE, 28(2018).
[25] Wang H, Zhang Z, Li L, Wang M[J]. Acta Electronica Sinica, 44, 2330(2016).
[26] Ai J, Zhao H, Carley K M, Su Z, Li H[J]. Eur. Phys. J. B, 86, 163(2013).
[27] Freeman L C[J]. Social Networks, 1, 215(1979).
[28] Brandes U[J]. Math. Sociology, 25(2001).
[29] E.Knuth D[J]. The Stanford GraphBase: A Platform for Combinatorial Computing Vol.1(1993).
[30] Watts D J, Strogatz S H[J]. Nature, 393, 440(1998).
[31] Guimera R, Danon L, Diaz-Guilera A, Giralt F, Arenas A[J]. Phys. Rev. E, 68, 065103(2003).
[32] Newman M[J]. Phys. Rev. E, 74, 036104(2006).
[34] Duch J, Arenas A[J]. Phys. Rev. E, 72, 027104(2005).
[35] Zachary W W[J]. J. Anthropol. Res., 33, 452(1977).
[36] Wang X F, Li X, Chen G R[J]. Network Science: an Introduction, 306-307(2012).