T. Apted, J. Kay, and A. Quigley. CHI '06: Proceedings of the SIGCHI conference on Human Factors in computing systems, page 781--790. New York, NY, USA, ACM, (2006)
T. Apted, J. Kay, and A. Quigley. CHI '06: Proceedings of the SIGCHI conference on Human Factors in computing systems, page 781--790. New York, NY, USA, ACM, (2006)
B. Henne, M. Koch, and M. Smith. 18th International Conference on Financial Cryptography and Data Security (FC 2014), volume 8437 of LNCS, Springer, (2014)
T. Kurashima, T. Iwata, G. Irie, and K. Fujimura. International Conference on Information and Knowledge Management (CIKM), page 579--588. New York, NY, USA, ACM, (2010)