M. McGlohon, S. Bay, M. Anderle, D. Steier, and C. Faloutsos. Proceedings of the 15th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, page 1265--1274. New York, NY, USA, ACM, (2009)
J. Cheng, L. Adamic, P. Dow, J. Kleinberg, and J. Leskovec. Proceedings of the 23rd International Conference on World Wide Web, page 925--936. Republic and Canton of Geneva, Switzerland, International World Wide Web Conferences Steering Committee, (2014)
B. Ribeiro. Proceedings of the 23rd International Conference on World Wide Web, page 653--664. Republic and Canton of Geneva, Switzerland, International World Wide Web Conferences Steering Committee, (2014)