@inproceedings{csf16-obligations,
  author    = {David A. Basin and
               S{\o}ren Debois and
               Thomas T. Hildebrandt},
  title     = {In the Nick of Time: Proactive Prevention of Obligation Violations},
  booktitle = {{IEEE} 29th Computer Security Foundations Symposium, {CSF} 2016, Lisbon,
               Portugal, June 27 - July 1, 2016},
  pages     = {120--134},
  year      = {2016},
  url       = {http://doi.ieeecomputersociety.org/10.1109/CSF.2016.16},
  doi       = {10.1109/CSF.2016.16}
}