@article{li2005towards,
  author = {Li, L. and Alderson, D. and Doyle, J.C. and Willinger, W.},
  title = {{Towards a theory of scale-free graphs: Definition, properties, and implications}},
  journal = {Internet Mathematics},
  publisher = {AK Peters},
  year = {2005},
  volume = {2},
  number = {4},
  pages = {431--523},
  url = {http://scholar.google.de/scholar.bib?q=info:Xi5NYPJyMvMJ:scholar.google.com/&output=citation&hl=de&as_sdt=2000&ct=citation&cd=0}
}

@article{newman05power,
  author = {Newman, M. E. J.},
  title = {Power laws, Pareto distributions and Zipf's law},
  journal = {Contemporary Physics},
  year = {2005},
  volume = {46},
  pages = {323},
  url = {doi:10.1080/00107510500052444}
}

@article{newman03structure,
  author = {Newman, M. E. J.},
  title = {The structure and function of complex networks},
  journal = {SIAM Review},
  year = {2003},
  volume = {45},
  pages = {167},
  url = {http://www.citebase.org/abstract?id=oai:arXiv.org:cond-mat/0303516}
}