REFERENCE
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- V H Rumsey, Frequency Independent Antennas, Academic Press, New York and London, 1966.
- J D Dyson, The unidirectional equiangular spiral antenna, IRE Trans A & P, pp 329–334, Oct 1959.
- J D Dyson, Characteristics and design of conical log spiral an-
- J D Dyson, The equiangular spiral antenna, IRE Trans A & P, pp 181–187, April 1959.