Pearce, Paul; Dave, Vacha; Grier, Chris; Levchenko, Kirill; Guha, Saikat; McCoy, Damon; Paxson, Vern; Savage, Stefan; Voelker, Geoffrey M. (November 3, 2014). "Characterizing Large-Scale Click Fraud in ZeroAccess". Proceedings of the 2014 ACM SIGSAC Conference on Computer and Communications Security. CCS '14. New York, NY, USA: Association for Computing Machinery. pp. 141–152. doi:10.1145/2660267.2660369. ISBN978-1-4503-2957-6.