References
- Wheeler, H. A., IRE Trans, on Antennas and Propagation, AP-3 (1955), 203.
- Wholey, W. B. & Eldred, W. N., Proc. Inst. Radio Engrs, 38 (1950), 244.
- Mahapatra, S., Proc. Inst. Radio Engrs, 48 (1960), 1652.
- Wheeler, H. A., Proc. Inst. Radio Engrs, 30 (1942), 412.
- Mahapatra, S., Elect. & Radio Engr, 35 (1958), 63.
- Green, E. I., Liebe, F. A. & Curtis, H. E., Bell syst. tech. J., 15 (1936), 248.