@ARTICLE{leifeld2012political,
  author = {Leifeld, Philip and Haunss, Sebastian},
  title = {Political Discourse Networks and the Conflict over Software Patents
    in Europe},
  journal = {European Journal of Political Research},
  year = {2012},
  volume = {51},
  number = {3},
  pages = {382--409},
  url = {http://dx.doi.org/10.1111/j.1475-6765.2011.02003.x}
 }