Scripps, J., Tan, P.-N. & Esfahanian, A.-H. (2007). Node roles and community structure in networks. Proceedings of the 9th WebKDD and 1st SNA-KDD 2007 workshop on Web mining and social network analysis (p./pp. 26--35), New York, NY, USA: ACM. ISBN: 978-1-59593-848-0