P. Singer, T. Niebler, M. Strohmaier, и A. Hotho. Proceedings of the 22nd international conference on World Wide Web companion, стр. 171--172. Republic and Canton of Geneva, Switzerland, International World Wide Web Conferences Steering Committee, (2013)
L. Backstrom, и J. Leskovec. Proceedings of the fourth ACM international conference on Web search and data mining, стр. 635--644. New York, NY, USA, ACM, (2011)
M. Ageev, Q. Guo, D. Lagun, и E. Agichtein. Proceedings of the 34th international ACM SIGIR conference on Research and development in Information Retrieval, стр. 345--354. New York, NY, USA, ACM, (2011)