1. Web Opinion Mining and Sentimental Analysis;Taylor,2012
2. Why Twitter is Massively Undervalued Compared to Facebookhttps://techcrunch.com/2010/10/16/why-twitter-is-massively-undervalued-compared-to-facebook/
3. Semantic Enrichment of Twitter Posts for User Profile Construction on the Social Web;Abel;ESWC,2011