A Case Study in Structured Knowledge Acquisition. - Paul de Greef; Joost Breuker (IJCAI, 1985)

StatCons: Knowledge Acquisition in a Complex Domain. - Paul de Greef; Joost Breuker; Guus Schreiber; Jan Wielemaker (ECAI, 1988)

Towards a Specification Language for Cooperation Methods. - Paul de Greef; Keith L. Clark; Frank G. McCabe (GWAI, 1992)

Analysing system-user cooperation in KADS. - H. P. de Greef; J. A. Breuker (Knowl. Acquis., 1992)

How to aid non-experts. - Mark A. Neerincx; Paul de Greef (INTERCHI, 1993)

A Generic Framework for Human Computer Cooperation. - Andreas Lux; Paul de Greef; Frank Bomarius; Donald Steiner (ICICIS, 1993)

Cognitive Ergonomics of Multi-Agent Systems: Observations, Principles and Research Issues. - Karel Hurts; Paul de Greef (EWHCI, 1994)

Cognitive support: designing aiding to supplement human knowledge. - H. P. de Greef; Mark A. Neerincx (Int. J. Hum. Comput. Stud., 1995)

Cognitive Support: Extending Human Knowledge and Processing Capacities. - Mark A. Neerincx; Paul de Greef (Hum. Comput. Interact., 1998)

Social Presence in a Home Tele-Application. - Paul de Greef; Wijnand A. IJsselsteijn (Cyberpsychology Behav. Soc. Netw., 2001)

Integrated Design by Cognitive Engineering. - Paul de Greef (IC-AI, 2005)

Creating Design Guidelines for a Navigational Aid for Mild Demented Pedestrians. - F. N. Hagethorn; Ben J. A. Kröse; Paul de Greef; M. E. Helmer (AmI, 2008)

Self-efficacy & stress in senior computer interaction. - Henk Herman Nap; H. P. de Greef (ECCE, 2010)