@article{Molina:63308,
      author        = "Molina, J. Alberto and Giménez-Nadal, J. Ignacio and
                       Cuesta, José A. and Gracia-Lazaro, Carlos and Moreno,
                       Yamir and Sanchez, Angel",
      title         = "{Gender Differences in Cooperation: Experimental Evidence
                       on High School Students}",
      year          = "2013",
}