References
- Lee, S. W. & Lo, Y. T., IEEE Trans. Ant. & Propagation, 13 (1965), 649.
- Butler, J. K., Radio Science, 4 (1969), 539.
- Dey, K.K. & Khastgir, P., Proc. Inst. Radio Elect. Engrs (Australia), 32 (1971) 349.
- Dey, K. K. & Khastgir, P., Proc. Inst. Radio Elect. Engrs (Australia), 32 (1971), 356.
- Watson, G., A Treatise on the theorv of Bessel functions (Cambridge University Press), 1966, 744.