Hollnagel E. (Ed.), (1989). The reliability of expert systems. Chichester: Ellis Horwood, Ltd.
Weir, G. & Hollnagel, E. (1989). Procedural support in the GRADIENT system. ESPRIT Conference 1989.
Hollnagel, E. (1989). Nordic man-machine conference 1989: A summary of the main issues. In B. Wahlström & E. Hollnagel (Eds.), Människan i komplexa system - VTT Symposium 106. Helsinki: Technical Research Centre of Finland.
Hollnagel, E. (1989). Summary of the main issues. In M. Lind & E. Hollnagel (Eds.), Proceedings of the 8th European Annual Conference on Human Decision Making and Manual Control.
Hollnagel, E. (1989). The design of fault tolerant systems: Prevention is better than cure. Proceedings of Second European Meeting on Cognitive Approaches to Process Control, Siena, Italy, October 24-27.
Hollnagel, E. (1989). Human Reliability In Knowledge-Intensive Tasks. Invited paper for the IBC Conference on Human Reliability in Nuclear Power, London (England), October 19-20.
Hollnagel, E. (1989). Performance improvement through cognitive task analysis. Paper presented at the ESA-ESTEC Workshop on ‘Human Factors Engineering: A Task Oriented Approach,’ Noordwijk, Holland, November 21-23
Hollnagel, E. (1989). Action monitoring and plan recognition. The response evaluation system (RESQ). Birkerød, Denmark: Axion A/S.