C. Cortes, K. Fisher, D. Pregibon, and A. Rogers. KDD '00: Proceedings of the sixth ACM SIGKDD international conference on Knowledge discovery and data mining, page 9--17. New York, NY, USA, ACM, (2000)
M. Isard, M. Budiu, Y. Yu, A. Birrell, and D. Fetterly. EuroSys '07: Proceedings of the ACM SIGOPS/EuroSys European Conference on Computer Systems 2007, page 59--72. New York, NY, USA, ACM, (2007)