1. http://www.dialogdesign.dk/CUE.html http://www.dialogdesign.dk/CUE.html
2. Comparative usability evaluation (CUE-4)
3. Recommendations on recommendations;Molich R.;User Experiencee,2008
4. Rent a car in just 0, 60, 240 or 1,217 seconds? --- Comparative usability measurement, CUE-8;Molich R.;Journal of Usability Studies,2010
5. What you get is what you see: Revisiting the evaluator effect in usability tests;Hertzum M.;Behaviour & Information Technology,2013