1. Empirical evaluation of user interfaces;Baecker,1987
2. Hypermedia: support for a more natural information organization;Bannon,1989
3. Systemudvikling som lœrevirksomhed, konflikter som basis for organisationel udvikling;Bisgaard,1989
4. Reflections on participatory design: lessons from the Trillium experience;Blomberg,1990