Markussen, R., Mogensen, P. H., Bødker, S., Christiansen, E., Ehn, P. & Trigg, R. (1993).
The AT project. Practical Research in Cooperative Design. In
The AT Project (Vol. DAIMI PB-454,). Department of Computer Science, University of Aarhus.
Bødker, S., Christiansen, E. T., Ehn, P.
, Markussen, R., Mogensen, P. H. & Trigg, R. (1991).
Computers in Context. Report from the AT-project in progress. In
Proceedings of NES/SAM (pp. 153-158)