@article{analysisofthehumancomputerinteractionon,
  title = {Analysis of the Human-Computer Interaction on the Example of Image-based CAPTCHA by Association Rule Mining},
  author = {Darko Brodić and Alessia Amelio},
  year = {2016},
  eprint = {1612.00203},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1612.00203v2},
}