2. Oliner, A. A. and K. S. Lee, Scannable millimeter wave arrays, Technical report, Polytechinc University, 1988.
3. Michalski, K. A. and D. Zheng, "On the leaky modes of open microstrip lines," Microwave and Optical Technology Letters, Vol. 2, 6-8, 1989.
4. Bagby, J. S., C. H. Lee, D. P. Nyquist, and Y. Yuan, "Identification of propagation regimes on integrated microstrip transmission lines," IEEE Trans. MTT, Vol. 41, 1887-1893, 1993.
5. Itoh, T., Numerical Techniques for Microwave and Millimetre Wave Passive Structures, Wiley, 1989.
6. Grim, J. M. and D. P. Nyquist, "Spectral analysis considerations relevant to radiation and leaky modes of open-boundary microstrip transmission line," IEEE Trans. MTT, Vol. 41, 150-153, 1993.