1. Redesigning the future;Ackoff,1974
2. The usability challenge;Adler,1992
3. Notes on the synthesis of form;Alexander,1964
4. Representations and requirements: The value of ethnography in system design;Anderson;Human-Computer Interaction,1994
5. From human factors to human actors: The role of psychology and human-computer interaction studies in system design;Bannon,1991