| 1999 | ||
|---|---|---|
| 3 | Ayman H. Mahmoud, Andrew Clayden, Catherine Higgins: A Comparative Study of Environmental Cognition in a Real Environment and Its VRML Simulation (Virtual Reality Modelling Language). IV 1999: 208-213 | |
| 1998 | ||
| 2 | Ronan Fitzpatrick, Catherine Higgins: Usable Software and Its Attributes: A Synthesis of Software Quality, European Community Law and Human-Computer Interaction. BCS HCI 1998: 3-21 | |
| 1995 | ||
| 1 | Catherine Higgins: A Formal Preparation for Object-Oriented Query Optimisation. OOIS 1995: 89-93 | |
| 1 | Andrew Clayden | [3] |
| 2 | Ronan Fitzpatrick | [2] |
| 3 | Ayman H. Mahmoud | [3] |