A. Bunt, C. Conati, and J. Mcgrenere. Proceedings of the 9th international conference on Intelligent user interfaces, page 117--124. New York, NY, USA, ACM, (2004)
J. Zhou, C. Ding, and D. Androutsos. CASCON '06: Proceedings of the 2006 conference of the Center for Advanced Studies on Collaborative research, New York, NY, USA, ACM, (2006)
L. Aalto, N. G&\#246;thlin, J. Korhonen, and T. Ojala. MobiSys '04: Proceedings of the 2nd international conference on Mobile systems, applications, and services, page 49--58. New York, NY, USA, ACM Press, (2004)
S. Mcnee, N. Kapoor, and J. Konstan. CSCW '06: Proceedings of the 2006 20th anniversary conference on Computer supported cooperative work, page 171--180. New York, NY, USA, ACM Press, (2006)
A. Bunt, C. Conati, and J. Mcgrenere. IUI '04: Proceedings of the 9th international conference on Intelligent user interface, page 117--124. New York, NY, USA, ACM Press, (2004)
T. Ishikawa, P. Klaisubun, M. Honma, and Z. Qian. WI-IATW '06: Proceedings of the 2006 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology (WI-IAT 2006 Workshops)(WI-IATW'06), page 192--195. Washington, DC, USA, IEEE Computer Society, (2006)
P. Chirita, W. Nejdl, R. Paiu, and C. Kohlsch&\#252;tter. SIGIR '05: Proceedings of the 28th annual international ACM SIGIR conference on Research and development in information retrieval, page 178--185. New York, NY, USA, ACM Press, (2005)