KlueverZ09'

BibTeX

@inproceedings{DBLP:conf/soups/KlueverZ09,
  author    = {Kurt Alfred Kluever and
               Richard Zanibbi},
  title     = {Balancing usability and security in a video CAPTCHA},
  booktitle = {SOUPS},
  year      = {2009},
  ee        = {http://doi.acm.org/10.1145/1572532.1572551},
  crossref  = {DBLP:conf/soups/2009},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/soups/2009,
  editor    = {Lorrie Faith Cranor},
  title     = {Proceedings of the 5th Symposium on Usable Privacy and Security,
               SOUPS 2009, Mountain View, California, USA, July 15-17,
               2009},
  booktitle = {SOUPS},
  publisher = {ACM},
  series    = {ACM International Conference Proceeding Series},
  year      = {2009},
  isbn      = {978-1-60558-736-3},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}