Executable Task Analysis: Integration Issues. - Conn V. Copas; Ernest A. Edmonds (BCS HCI, 1994)

Declarative Interaction through Interactive Planners. - Conn V. Copas; Ernest A. Edmonds (CADUI, 1996)

GIS Support for Distributed Group-Work in Regional Planning. - Rachel M. Jones; Conn V. Copas; Ernest A. Edmonds (Int. J. Geogr. Inf. Sci., 1997)

Intelligent interfaces through interactive planners. - Conn V. Copas; Ernest A. Edmonds (Interact. Comput., 2000)