Gyöngyi, Zoltán, Garcia-Molina, Hector, Pedersen, Jan:
Combating Web Spam with TrustRank..
In: VLDB,
2004,
S. 576-587
O'Donovan, John, Smyth, Barry:
Trust in recommender systems.
In: IUI '05: Proceedings of the 10th international conference on Intelligent user interfaces.
New York, NY, USA
: ACM Press,
2005. - ISBN
1-58113-894-6,
S. 167--174