The impact of technology enhanced education on a developing country: a South African perspective. - Tiana van Harmelen; Carl W. I. Pistorius (ISTAS, 1997)

On the asymmetry in the PSD for 2-D linear prediction. - Johann W. Odendaal; Etienne Barnard; Carl W. I. Pistorius (Signal Process., 1997)

Improving access to higher education in South Africa. - Tiana van Harmelen; Carl W. I. Pistorius (IEEE Technol. Soc. Mag., 1998)