B. Pereira Nunes, R. Kawase, S. Dietze, D. Taibi, M. Casanova, und W. Nejdl. Proceedings of the Web of Linked Entities Workshop in conjuction with the 11th International Semantic Web Conference, Volume 906 von CEUR-WS.org, Seite 45--57. (November 2012)
C. Scholz, M. Atzmueller, und G. Stumme. Proc. Fourth ASE/IEEE International Conference on Social Computing (SocialCom), Boston, MA, USA, IEEE Computer Society, (2012)
S. Fortunato, und C. Castellano. (2007)cite arxiv:0712.2716Comment: 42 pages, 13 figures. Chapter of Springer's Encyclopedia of Complexity and System Science.