2011

El Ahmad, Ahmad S ; Yan, Jeff ; Tayara, Mohamad ; School of Computer Science, Newcastle University, UK (Hrsg.): The Robustness of Google CAPTCHAs, 2011

2010

Zhu, Bin B. ; Yan, Jeff ; Li, Qiujie ; Yang, Chao ; Liu, Jia ; Xu, Ning ; Yi, Meng ; Cai, Kaiwei: Attacks and design of image recognition CAPTCHAs. In: CCS '10: Proceedings of the 17th ACM conference on Computer and communications security. New York, NY, USA : ACM, 2010. - ISBN 978-1-4503-0245-6, S. 187--200

2008

Jesus, R. ; Goncalves, D. ; Abrantes, A.J. ; Correia, N.: Playing games as a way to improve automatic image annotation. In: Computer Vision and Pattern Recognition Workshops, 2008. CVPR Workshops 2008. IEEE Computer Society Conference on (2008), S. 1-8
Seneviratne, Lasantha ; Izquierdo, Ebroul ; Simone, Francesca De (Bearb.) ; Nemrava, Jan (Bearb.) ; Bailer, Werner (Bearb.): Image Annotation Through Gaming. In: Proceedings of the 2nd K-Space PhD Jamboree Workshop : CEUR-WS, 2008

2007

Yan, Rong ; Natsev, Apostol ; Campbell, Murray: An efficient manual image annotation approach based on tagging and browsing. In: MS '07: Workshop on multimedia information retrieval on The many faces of multimedia semantics. New York, NY, USA : ACM, 2007. - ISBN 978-1-59593-782-7, S. 13--20

2004

von Ahn, Luis ; Dabbish, Laura: Labeling images with a computer game. In: CHI '04: Proceedings of the SIGCHI conference on Human factors in computing systems. New York, NY, USA : ACM, 2004. - ISBN 1-58113-702-8, S. 319--326

AntiScriptInjection{1992}

Lynch, Kevin: The image of the city : MIT Press, 1992. - ISBN 9780262620017