@article{newman2006mac,
  author = {Newman, MEJ},
  interhash = {e664336d414a1e21d89f30cc56f5e739},
  intrahash = {9104cb1678a39c96b06ed838a8aa3a63},
  journal = {Proceedings of the National Academy of Sciences},
  number = 23,
  pages = {8577--8582},
  publisher = {National Acad Sciences},
  title = {{Modularity and community structure in networks}},
  volume = 103,
  year = 2006
}