Jeremy Ginsberg, Matthew H. Mohebbi, Rajan S. Patel, Lynnette Brammer, Mark S. Smolinski und Larry Brilliant: Detecting influenza epidemics using search engine query data. In: Nature. Band457, 2009, S.1012–1014, doi:10.1038/nature07634.
Tobias Preis, Daniel Reith und H. Eugene Stanley: Complex dynamics of our economic life on different scales: insights from search engine query data. In: Philosophical Transactions of the Royal Society A. Band368, 2010, S.5707–5719, doi:10.1098/rsta.2010.0284.