1. D. Bjorklof, Compliance Engineering, 1998, 15(5), 10 pp.
2. R. Brewer and G. Fenical, Evaluation Engineering,1998, 37(7), S-4-S-10.
3. E O’Shea, Evaluation Engineering,1998, 37(6), 40, 43, 45–46.
4. R.S.R. Devender, Proc. of the Int. Conf. on Electromagnetic Interference and Compatibility, IEEE, Piscataway, NJ, 1997, pp. 459–466.
5. B. Geddes, Control (Chicago, IL), 1996, 9 (10), 4 pp.