1. Smartphones in Use Surpass 1 Billion, Will Double by 2015http://www.bloomberg.com/news/2012-10-17/smartphones-in-use-surpass-1-billion-will-double-by-2015.html
2. Gartner Identifies the Top 10 Strategic Technology Trends for 2013http://www.gartner.com/newsroom/id/2209615
3. Instagram Presshttps://instagram.com/press/
4. DBpediahttp://dbpedia.org/About
5. Flickrhttp://www.flickr.com/