1. R.M. Heck, R.J. Farrauto, Catalytic Air Pollution Control—Commercial Technology, Van Nostrand Reinholt, New York, 1995.
2. A.L. Spetz, S. Savage In: W.J. Choyke, H. Matsunami, G. Pensl (Eds.), Recent Major Advances in SiC. Springer, Berlin, 2003 (Chapter 36).
3. H. Wingbrant, H. Svenningstorp, P. Salomonsson, D. Kubinski, J. Visser, A. Lloyd Spetz, in: Proceedings of the Second IEEE International Conference on Sensors, Toronto, Canada, October 22–24 (2003).
4. A.B. Sensistor, Engelbrektsgatan 13, Box 76, SE-581 02 Linköping, Sweden.
5. Applied Sensor AB, Teknikringen 6, Mjärdevi Science Park, SE-583 30, Linköping, Sweden.