N. Craswell, D. Hawking, and S. Robertson. SIGIR '01: Proceedings of the 24th annual international ACM SIGIR conference on Research and development in information retrieval, page 250--257. New York, NY, USA, ACM Press, (2001)
D. Milne, I. Witten, and D. Nichols. CIKM '07: Proceedings of the sixteenth ACM conference on Conference on information and knowledge management, page 445--454. New York, NY, USA, ACM, (2007)
M. Kamvar, and S. Baluja. CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1013--1016. New York, NY, USA, ACM, (2008)
Y. Tseng, and A. Howes. CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1075--1084. New York, NY, USA, ACM, (2008)
D. Fushman, and D. Oard. HICSS '03: Proceedings of the 36th Annual Hawaii International Conference on System Sciences (HICSS'03) - Track 4, Washington, DC, USA, IEEE Computer Society, (2003)
E. Cutrell, and Z. Guan. CHI '07: Proceedings of the SIGCHI conference on Human factors in computing systems, page 407--416. New York, NY, USA, ACM Press, (2007)
B. Krause, R. Jäschke, A. Hotho, and G. Stumme. HT '08: Proceedings of the nineteenth ACM conference on Hypertext and hypermedia, page 157--166. New York, NY, USA, ACM, (2008)
G. Salton, and C. Buckley. SIGIR '88: Proceedings of the 11th annual international ACM SIGIR conference on Research and development in information retrieval, page 147--160. New York, NY, USA, ACM Press, (1988)
J. Ahn, P. Brusilovsky, D. He, J. Grady, and Q. Li. WWW '08: Proceeding of the 17th international conference on World Wide Web, page 1--10. New York, NY, USA, ACM, (2008)
P. Heymann, G. Koutrika, and H. Garcia-Molina. WSDM '08: Proceedings of the international conference on Web search and web data mining, page 195--206. New York, NY, USA, ACM, (2008)
R. White, I. Ruthven, and J. Jose. SIGIR '05: Proceedings of the 28th annual international ACM SIGIR conference on Research and development in information retrieval, page 35--42. New York, NY, USA, ACM Press, (2005)
X. Shen, B. Tan, and C. Zhai. SIGIR '05: Proceedings of the 28th annual international ACM SIGIR conference on Research and development in information retrieval, page 43--50. New York, NY, USA, ACM Press, (2005)