1. Twitter mood predicts the stock market;Johan Bollen;Journal of computational science,2011
2. Quantifying trading behavior in financial markets using google trends;Tobias Preis;Scientific reports,2013
3. The political blogosphere and the 2004 us election: divided they blog;A Lada;Proceedings of the 3rd international workshop on Link discovery,2005
4. Andr�s Rung, Andr�s Kornai, and J�nos Kert�sz. Dynamics of conflicts in wikipedia;Taha Yasseri;PloS one,2012