@inproceedings{singer2015hyptrails,
  address = {Firenze, Italy},
  author = {Singer, P. and Helic, D. and Hotho, A. and Strohmaier, M.},
  booktitle = {24th International World Wide Web Conference (WWW2015)},
  interhash = {d33e150aa37dcd618388960286f8a46a},
  intrahash = {5d21e53dc91b35a4a6cb6b9ec858045d},
  month = {May 18 - May 22},
  organization = {ACM},
  publisher = {ACM},
  title = {Hyptrails: A bayesian approach for comparing hypotheses about human trails},
  url = {http://www.www2015.it/documents/proceedings/proceedings/p1003.pdf},
  year = 2015
}

@inproceedings{helic2011pragmatic,
  author = {Helic, D. and Strohmaier, M. and Trattner, C. and Muhr, M. and Lerman, K.},
  booktitle = {20th International World Wide Web Conference (WWW2011), Hyderabad, India, March 28 - April 1, ACM},
  interhash = {4d7aede3269ea2f3a7188eb5073e5aa1},
  intrahash = {3efa9d8a561ae479d3847284f825a38a},
  title = {Pragmatic Evaluation of Folksonomies},
  year = 2011
}