D. J. Watts, 1998, Nature (London), 393, 440, 10.1038/30918
D. J. Watts, 1999, Small Worlds, 10.1515/9780691188331
R. Albert, 1999, Nature (London), 401, 130, 10.1038/43601
A. Broder, 2000, Comput. Netw., 33, 309, 10.1016/S1389-1286(00)00083-9
L. A. N. Amaral, 2000, Proc. Natl. Acad. Sci. U.S.A., 97, 11
M. E. J. Newman, 2001, Phys. Rev. E, 64, 026118, 10.1103/PhysRevE.64.026118
S. H. Strogatz, 2001, Nature (London), 410, 268, 10.1038/35065725
R. Monasson, 1999, Eur. Phys. J. B, 12, 555, 10.1007/s100510051038
C. Moore, 2000, Phys. Rev. E, 61, 5678, 10.1103/PhysRevE.61.5678
A.-L. Barabási, 1999, Science, 286, 509, 10.1126/science.286.5439.509
P. L. Krapivsky, 2000, Phys. Rev. Lett., 85, 4629, 10.1103/PhysRevLett.85.4629
S. N. Dorogovtsev, 2000, Phys. Rev. Lett., 85, 4633, 10.1103/PhysRevLett.85.4633
M. Faloutsos, 1999, Comput. Commun. Rev., 29, 251, 10.1145/316194.316229
M. E. J. Newman, 2001, Proc. Natl. Acad. Sci. U.S.A., 98, 404, 10.1073/pnas.98.2.404
M. E. J. Newman, 2001, Phys. Rev. E, 64, 016131, 10.1103/PhysRevE.64.016131
M. E. J. Newman, 2001, Phys. Rev. E, 64, 016132, 10.1103/PhysRevE.64.016132