M. Becker, H. Mewes, A. Hotho, D. Dimitrov, F. Lemmerich, and M. Strohmaier. International Conference Companion on World Wide Web, page 17--18. Republic and Canton of Geneva, Switzerland, International World Wide Web Conferences Steering Committee, (2016)
F. Kooti, N. Hodas, and K. Lerman. Proceedings of the eighth International AAAI Conference on Weblogs and Social Media, page 266--274. AAAI, AAAI Press, (June 2014)
A. Java, X. Song, T. Finin, and B. Tseng. Proceedings of the 9th WebKDD and 1st SNA-KDD 2007 workshop on Web mining and social network analysis, page 56--65. ACM, (2007)