http://www.scribd.com/facebook/d/78445521-Role-of-Social-Networks-in-Information-Diffusion http://www.scribd.com/facebook/d/78445521-Role-of-Social-Net... This

http://www.scribd.com/facebook/d/78445521-Role-of-Social-Networks-in-Information-Diffusion http://www.scribd.com/facebook/d/78445521-Role-of-Social-Net... This looks like it could be the paper in question.