Bibliografia
1. Adams D, “The Hitchhiker's Guide to the Galaxy”, San Val, 1995
2. Haseman C, “Creating Android Applications DEVELOP AND DESIGN”, Clifford Colby, 2012
3. Jakob Nielsen, "Usability Engineering", Academic Press, 1993 4. Jakob N, Budiu R,”Usabilità Mobile”, Areto, 2013
5. Irdroid v1.0 user manual, 2014, http://www.irdroid.com/documentation/ 6. Irdroid v1.0 schematics ,2014, http://www.irdroid.com/documentation/