1. Gevins, A., Smith, M.: Neurophysiological measures of cognitive workload during human-computer interaction. Theoretical Issues in Ergonomics Science 4(1), 113–131 (2003)
2. Berka, C., Levendowski, D., Cvetinovic, M., Petrovic, M., Davis, G., Lumicao, M., Zivkovic, V., Popovic, M., Olmstead, R.: Real-time analysis of EEG indexes of alertness, cognition and memory acquired with a wireless EEG headset. International Journal of Human-Computer Interaction 17(2), 151–170 (2004)
3. Kohlmorgen, J., Dornhege, G., Braun, M., Blankertz, B., Müller, K., Curio, G., Hagemann, K., Bruns, A., Schrauf, M., Kincses, W.: Improving human performance in a real operating environment through real-time mental workload detection. In: Toward Brain-Computer Interfacing, pp. 409–422
4. Honal, M., Schultz, T.: Determine task demand from brain activity. In: International Conference on Bio-inspired Systems and Signal Processing (2008)
5. Putze, F., Jarvis, J., Schultz, T.: Multimodal Recognition of Cognitive Workload for Multitasking in the Car. In: Accepted for International Conference on Pattern Recognition 2010 (2010)