Listed below are two newspaper articles about subway applications that are similar to our project.
http://cityroom.blogs.nytimes.com/2009/07/07/maps-of-subway-platforms-now-on-your-mobile-phone/
http://www.japantimes.co.jp/text/nb20080909a3.html
http://www.nytimes.com/2012/01/08/nyregion/in-mta-app-contest-many-buttons-worth-pushing.html
http://www.brooklyneagle.com/articles/new-app-lets-subway-riders-access-artwork
