R. Kannan, S. Vempala, and A. Veta. FOCS '00: Proceedings of the 41st Annual Symposium on Foundations of Computer Science, page 367. Washington, DC, USA, IEEE Computer Society, (2000)
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)
J. Leskovec, L. Backstrom, R. Kumar, and A. Tomkins. KDD '08: Proceeding of the 14th ACM SIGKDD international conference on Knowledge discovery and data mining, page 462--470. New York, NY, USA, ACM, (2008)
J. Leskovec, K. Lang, A. Dasgupta, and M. Mahoney. WWW '08: Proceeding of the 17th international conference on World Wide Web, page 695--704. New York, NY, USA, ACM, (2008)