REFERENCES
- Clarricoats, P. J. B. & Waldron, R. A., “Non-periodic slow wave and backward wave structures”. Journal of Electronics and Control, 8 (June 1960), 455.
- Clarricoats, P. J. B., “Backward waves in waveguides containing dielectric”. Proceedings I.E.E. Monograph No. 451 E, June 1961.
- Thompson, G. H. B., “Backward waves in ferrites”, U.R.S.I. Symposium on Electromagnetic Theory, Copenhagen, June 1962.