@inproceedings{decicom-ICDS-2009,
  author = {Mikko V. J. Heikkinen and Heikki Kokkinen},
  title = {Techno-Economic Modeling of Post-Payment Copyrights},
  year = {2009},
  booktitle = {Proceedings of 3rd International Conference on Digital Society (ICDS 2009)},
  month = {February},
  pages = {217-222},
  url = {http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=4782878},
  note = {received the Best Paper Award},
}