@article{orchid84,
          volume = {46},
          number = {4},
           title = {Global manhunt pushes the limits of social mobilization.},
          author = {Iyad Rahwan and Sohan Dsouza and Alex Rutherford and Victor Naroditskiy and James McInerney and Matteo Venanzi and Nicholas R Jennings and Manuel Cebrian},
            year = {2013},
           pages = {68--75},
         journal = {IEEE Computer},
        subjects = {Crowd-sourcing, Incentive Engineering},
             url = {http://www.orchid.ac.uk/eprints/84/1/CO\%5fCOM-2012-07-0132\%5fRahwan.pdf}
}