webpage http://www.scopus.com/inward/record.url?eid=2-s2.0-84893245593&partnerID=MN8TOARS http://dx.doi.org/10.1145/2492517.2500288
published in Proceedings of the 2013 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining Journal Proceedings of the 2013 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, ASONAM 2013 Proceedings