REFERENCES
- A W Love, Diagonal Horn, Microwave Journal, vol V, pp 117–122, Mar 1962.
- Wesley P Ayres, Broad-band Quarter Plates, IRE Trans MTT, vol MTT-5, pp 258–261, Oct 1957.
- J D Kraus, Antennas, McGraw Hill Book Company Inc., New York and London, 1950.