@inproceedings{aguilera2013quantifying,
  author = {Aguilera, Miguel and Morer, Ignacio and Barandiaran, Xabier E. and Bedia, Manuel},
  title = {Quantifying Political Self-Organization in Social Media. Fractal patterns in the Spanish 15M movement on Twitter},
  year = {2013},
  booktitle = {P. Lio, O. Miglino, G. Nicosia, S. Nolfi \& M. Pavone (Eds.), Advances in Artificial Life: ECAL 2013},
  pages = {395-402},
  publisher = {MIT Press},
  isbn = {978-0-262-31709-2},
  doi = {10.7551/978-0-262-31709-2-ch057},
  url = {http://mitpress.mit.edu/sites/default/files/titles/content/ecal13/ch057.html}
}