A. Popescul, L. Ungar, D. Pennock, und S. Lawrence. 17th Conference on Uncertainty in Artificial Intelligence, Seite 437--444. Seattle, Washington, (August 2001)
A. Popescul, L. Ungar, D. Pennock, und S. Lawrence. 17th Conference on Uncertainty in Artificial Intelligence, Seite 437--444. Seattle, Washington, (August 2001)
A. Schein, A. Popescul, L. Ungar, und D. Pennock. Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seite 253--260. New York, NY, USA, ACM, (2002)