2005

O'Donovan, J. & Smyth, B. (2005), Trust in recommender systems, in 'IUI '05: Proceedings of the 10th international conference on Intelligent user interfaces' , ACM Press, New York, NY, USA , pp. 167--174 .
[BibTeX]  [Endnote] 

2004

Gyöngyi, Z.; Garcia-Molina, H. & Pedersen, J. (2004), Combating Web Spam with TrustRank., in 'VLDB' , pp. 576-587 .
[BibTeX]  [Endnote]