- www.attrakdiff.de
- Proceedings of the working conference on Advanced visual interfaces, page 278--281. Venezia, Italy, ACM, (2006)
- Universal Access in Human-Computer Interaction. Applications and Services (2007)
- CHINZ '06: Proceedings of the 7th ACM SIGCHI New Zealand chapter's international conference on Computer-human interaction, page 61--66. New York, NY, USA, ACM, (2006)
- NordiCHI '02: Proceedings of the second Nordic conference on Human-computer interaction, page 71--80. New York, NY, USA, ACM, (2002)
- CSCW '02: Proceedings of the 2002 ACM conference on Computer supported cooperative work, page 96--105. New York, NY, USA, ACM, (2002)
- CHI '93: Proceedings of the INTERACT '93 and CHI '93 conference on Human factors in computing systems, page 206--213. New York, NY, USA, ACM, (1993)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1613--1622. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 893--902. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1187--1196. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 1153--1156. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 903--912. New York, NY, USA, ACM, (2008)
- CHI '07: Proceedings of the SIGCHI conference on Human factors in computing systems, page 1405--1414. New York, NY, USA, ACM, (2007)
- CHI '01: CHI '01 extended abstracts on Human factors in computing systems, page 285--286. New York, NY, USA, ACM, (2001)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 855--864. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 443--452. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 453--456. New York, NY, USA, ACM, (2008)
- CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, page 111--120. New York, NY, USA, ACM, (2008)
- SIGIR Forum 41(2):42--45 (2007)
- ACM-SE 44: Proceedings of the 44th annual Southeast regional conference, page 620--625. New York, NY, USA, ACM, (2006)
- (2006)


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