Rule-based algorithms for geographic constraints in a marine knowledge-based system. - Frans Coenen; Peter Smeaton (Knowl. Based Syst., 1991)

Electronic Chart Representation and Interaction. - Frans Coenen; Steve Fawcett; Peter Smeaton; Trevor J. M. Bench-Capon (DEXA, 1992)

Representing Visual Conditions in a Legal knowledge Based System. - Frans Coenen; Trevor J. M. Bench-Capon; Peter Smeaton (ICAIL, 1993)