REFERENCES
- Ehrenspeck, H. W. Proc. IRE, 48 (Jan. 1960), 109.
- Ehrenspeck, H. W. Proc. IEEE, 53, (June 1965), 639.
- Chen, R. M., Nyquist, D. P., Lin, J. L. IEEE Trans. on Antennas and Propagation, (Sept. 1968), 596.
- Deschamps, G. A. IEEE Trans. on Antennas and Propagation, (Jan. 1971), 90.