F. Figueiredo, B. Ribeiro, J. Almeida, and C. Faloutsos. International Conference on World Wide Web, page 695--706. Republic and Canton of Geneva, Switzerland, International World Wide Web Conferences Steering Committee, (2016)
J. Leskovec, J. Kleinberg, and C. Faloutsos. KDD '05: Proceedings of the eleventh ACM SIGKDD international conference on Knowledge discovery in data mining, page 177--187. New York, NY, USA, ACM, (2005)