user- WI-IATW '06: Proceedings of the 2006 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology WI-IAT 2006 WorkshopsWI-IATW'06, page 192--195. Washington, DC, USA, IEEE Computer Society, (2006)
- SIGIR '04: Proceedings of the 27th annual international ACM SIGIR conference on Research and development in information retrieval, page 377--384. New York, NY, USA, ACM, (2004)
- ACM Trans. Inter. Tech. (October 2007)
- Intelligent Systems, IEEE see also IEEE Intelligent Systems and Their Applications 18(1):14--21 (2003)
- HT '07: Proceedings of the 18th conference on Hypertext and hypermedia, page 57--66. New York, NY, USA, ACM, (2007)
- User Modeling and User-Adapted Interaction 17(3):217--255 (July 2007)
- JCDL '07: Proceedings of the 7th ACM/IEEE joint conference on Digital libraries, page 417--418. New York, NY, USA, ACM, (2007)
- JCDL '07: Proceedings of the 2007 conference on Digital libraries, page 442--451. New York, NY, USA, ACM Press, (2007)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1085--1088. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1353--1356. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1545--1554. New York, NY, USA, ACM, (2008)
- GROUP '07: Proceedings of the 2007 international ACM conference on Conference on supporting group work, page 387--390. New York, NY, USA, ACM, (2007)
- Journal of Digital Information (2003)
- WWW '08: Proceeding of the 17th international conference on World Wide Web, page 1147--1148. New York, NY, USA, ACM, (2008)
- page 388--393. (2006)
- SAC '08: Proceedings of the 2008 ACM symposium on Applied computing, page 2014--2018. New York, NY, USA, ACM, (2008)
- IUI '09: Proceedingsc of the 13th international conference on Intelligent user interfaces, page 137--146. New York, NY, USA, ACM, (2008)
- (2005)
- WSDM '09: Proceedings of the Second ACM International Conference on Web Search and Data Mining, page 54--63. New York, NY, USA, ACM, (2009)
- 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)
