@article{2868,
  author = {Adam Meirowitz and Kristopher W. Ramsay and Erol Ak{\c c}ay and Simon A. Levin},
  title = {Evolution of cooperation and skew under imperfect information},
  year = {2012},
  journal = {Proceedings of the National Academy of Science},
  url = {http://www.pnas.org/content/early/2012/08/16/1212925109.abstract},
  language = {eng},
}