Application of a Three-Dimensional Auditory Display in a Flight Task. - Adelbert W. Bronkhorst; J. A. Veltman; Leo van Breda (Hum. Factors, 1996)

Brain-Based Indices for User System Symbiosis. - Jan B. F. van Erp; Hans Veltman; Marc Grootjen (Brain-Computer Interfaces, 2010)