Wu, Harris and Zubair, Mohammad and Maly, Kurt. Harvesting social knowledge from folksonomies.. Hypertext. editor(s) Wiil, Uffe Kock and Nürnberg, Peter J. and Rubart, Jessica. 111-114, ACM, Year 2006.
Langville, Amy N. and Meyer, Carl D.. A Survey of Eigenvector Methods of Web Information Retrieval. In The SIAM Review, (47) 1: 135-161, Year 2005.
Almeida, Rodrigo B. and Almeida, Virgilio A. F.. A community-aware search engine. Proceedings of the 13th international conference on World Wide Web. 413--421, ACM Press, New York, NY, USA, Year 2004.
Almeida, R.B. and Almeida, V.A.F.. Design and evaluation of a user-based community discovery technique. Proceedings of the 4th International Conference on Internet Computing. 17--23, Year 2003.
Borodin, Allan and Roberts, Gareth O. and Rosenthal, Jeffrey S. and Tsaparas, Panayiotis. Finding authorities and hubs from link structures on the World Wide Web. Proceedings of the 10th international conference on World Wide Web. 415--429, ACM Press, New York, NY, USA, Year 2001.
Kleinberg, Jon M.. Authoritative sources in a hyperlinked environment. In J. ACM, (46) 604--632, ACM, New York, NY, USA, Year 1999.
Kleinberg, Jon M.. Authoritative sources in a hyperlinked environment. In Journal of the ACM, (46) 5: 604--632, Year 1999.