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Zimmermann, Andreas; Henze, Niels; Righetti, Xavier; Rukzio, Enrico (2009). «Mobile Interaction with the Real World». Proceedings of the 11th International Conference on Human-Computer Interaction with Mobile Devices and Services. pp. 1-3. ISBN978-1-60558-281-8. S2CID29413747. doi:10.1145/1613858.1613980.
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The University of California, Riverside, ed. (3 de diciembre de 2015). «When Apps Talk Behind Your Back»(en inglés). Consultado el 10 de diciembre de 2015. «We focused on a relatively neglected aspect of security research, which is the potential for good apps to leak personal information through the sites they interact with.»