E. Smirnova, и K. Balog. Proceedings of the 33rd European conference on Advances in information retrieval, стр. 580--592. Berlin, Heidelberg, Springer-Verlag, (2011)
D. Helic, и M. Strohmaier. Proceedings of the 20th ACM international conference on Information and knowledge management, стр. 525--534. New York, NY, USA, ACM, (2011)
D. Helic, и M. Strohmaier. Proceedings of the 20th ACM international conference on Information and knowledge management, стр. 525--534. New York, NY, USA, ACM, (2011)