Extending SWRL to Express Fully-Quantified Constraints. - Craig McKenzie; Peter M. D. Gray; Alun D. Preece (RuleML, 2004)

A semantic web approach to handling soft constraints in virtual organisations. - Alun D. Preece; Stuart W. Chalmers; Craig McKenzie; Jeff Z. Pan; Peter M. D. Gray (ICEC, 2006)

Semantic Web Reasoning Using a Blackboard System. - Craig McKenzie; Alun D. Preece; Peter M. D. Gray (PPSWR, 2006)

A Semantic Web Blackboard System. - Craig McKenzie; Alun D. Preece; Peter M. D. Gray (SGAI Conf., 2006)

A Reusable Commitment Management Service using Semantic Web Technology. - Alun D. Preece; Stuart W. Chalmers; Craig McKenzie (SGAI Conf., 2006)

Managing Hybrid Reasoning on the Semantic Web using a Blackboard System. - Craig McKenzie (2008)