An article entitled "Novel Filter Design Incorporating Asymmetrical Stripline Y-Junction Circulators" by H. How et al., IEEE Transactions on Microwave Theory and Techniques, vol. 39, No. 1, Jan. 1991, pp. 40-46. |
An article entitled "On Stripline Y-Circulation at UHF" by H. Bosma, IEEE Transactions on Microwave Theory and Techniques,, Jan. 1964, pp. 61-72. |
An article entitled "Operation of the Ferrite Junction Circulator" by C. E. Fay et al., IEEE Transactions on Microwave Theory and Techniques,, Jan. 1965, pp. 15-27. |
An article entitled "Radiation Frequencies of Ferrite Patch Antennas" by H. How et al., Electronics Letters,, vol. 28, No. 15, 16th Jul. 1992, pp. 1405-1406. |
An article entitled "Wide-Band Operation of Microstrip Circulators" by Y. S. Wu et al., IEEE Transactions on Microwave Theory and Techniques, vol. MTT-22, No. 10, Oct. 1974, pp. 849-856. |