1. Development of an instrument measuring user satisfaction of the human-computer interface;Chin,1988
2. Towards the experimental study of usability;Eason;Behaviour and Information Technology,1984
3. Ergonomic requirements for office work with visual display terminals (VDTs)—Part II: Guidance on usability
4. Displeasure and how to avoid it;Jordan,1996
5. …But how much extra would you pay for it? An informal technique for setting priorities in requirements capture;Jordan,1995