1. Bangor A, Kortun P, Miller J (2009) Determining what individual SUS scores mean: adding an adjective rating scale. J Usability Stud 4(3):114–123
2. Brooke J (1996) SUS: a “quick and dirty” usability scale. In: Jordan PW, Thomas B, Weerdmeester BA, McClelland IL (eds) Usability evaluation in industry. Taylor & Francis, London, pp 189–194
3. Carmichael A (2009) Style guide for the design of interactive television services for elderly viewers. Independent Television Commission, Winchester
4. Cesar P, Chorianopoulos K (2009) The evolution of TV systems, content and users toward interactivity. Found Trend Hum Comput Interact 2(4):373–395
5. Chadwick-Dias A, McNulty M, Tullis T (2003) Web usability and age: how design changes can improve performance. In Proc: CUU’03, 30–37