@conference{378,
  author = {Margit Pohl},
  title = {Methodologies for the Analysis of Usage Patterns in Information Visualization},
  year = {2012},
  journal = {Proceedings of the BELIV 2012 workshop},
  publisher = {ACM Digital Libraries},
  url = {www.beliv.org/papers/beliv2012/paper18.pdf},
}