F. J. Villegas, T. Cwik, Y. Rahamat-Samii and M. Manteghi, “A Parallel Electromagnetic Genetic-Algorithm Optimization (EGO) Application for Patch Antenna Design,” IEEE Transactions on Antennas Propagation, Vol. 52, No. 9, 2004, pp. 2424-2435. doi:10.1109/TAP.2004.834071
 A. Akdagli and K. Guney, “Effective Patch Radius Expression Obtained Using a Genetic Algorithm for the Resonant Frequency of Electrically Thin and Thick Circular Microstrip Antennas,” IEE Proceedings of Microwave and Antennas, Vol. 147, No. 2, 2000, pp. 156-159. doi:10.1049/ip-map:20000265
 N. Chattoraj and J. S. Roy, “Investigations on Microstrip Antennas Covered with a Dielectric Layer Using Genetic Algorithm,” Union Radio-Scientifique Internationale Conference, New Delhi, 23-29 October 2005.
 N. K. Saxena, A. Khan, P. K. S Pourush and N. Kumar, “Artificial Neural Network Analysis Optimization of Dielectric Constant & Side Length of Microstrip Triangular Patch Antenna,” International Journal of Computational Intelligence Research, Vol. 6, No. 1, 2010, pp. 165-170.
 N. K. Saxena, A. Khan, P. K. S. Pourush and N. Kumar, “Neural Network Analysis of Switchability of Microstrip Rectangular Patch Antenna Printed on Ferrite Material,” International Journal of Radio Frequency and Microwave Computer-Aided Engineering, Vol. 20, No. 1, 2010, pp. 1-5.
 T.-J. Chiu, Y.-T. Kuo, H.-Y. Chao and Y.-M. Li, “Optimization of Physics-Based Equivalent Circuits for Microstrip Patch Antennas,” IEEE Antennas and Propagation Society International Symposium, Hsinchu, 9-15 June 2007, pp. 5785-5788.
 D. R. Jackson and N. G. Alexopoulos, “Simple Approximation Formulas for Input Resistance, Bandwidth, and Efficiency of a Resonant Rectangular Patch,” IEEE Transactions on Antennas Propagation, Vol. 39, No. 3, 1991, pp. 407-410. doi:10.1109/8.76341
 G. León, R. R. Boix and F. Medina, “Tunability and Bandwidth of Microstrip Filters Fabricated on Magnetized Ferrites,” IEEE Microwave and Wireless Components Letters, Vol. 14, No. 4, 2004, pp. 171-173. doi:10.1109/LMWC.2004.827109
 G. León, R. R. Boix and F. Medina, “Full-Wave Analysis of a Wide Class of Microstrip Resonators Fabricated on Magnetized Ferrites with Arbitrarily Oriented Bias Magnetic Field,” IEEE Transactions on Microwave Theory Techniques, Vol. 50, No. 6, 2002, pp. 1510-1519. doi:10.1109/TMTT.2002.1006412
 Z.-F. Li, J. L. Volakis and P. Y. Papalambros, “Optimization of Patch Antennas on Ferrite Substrate Using the Finite Element Methods,” IEEE Transactions on Antennas Propagation, Vol. 41, No. 2, 1999, pp. 1026-1029.
 D. M. Pozar, “Radiation and Scattering Characteristics of Microstrip Antennas on Normally Biased Ferrite Substrates,” IEEE Transactions on Antennas Propagation, Vol. 40, No. 10, 1992, pp. 1084-1092. doi:10.1109/8.166534
 L. Dixit and P. K. S. Pourush, “Radiation Characteristics of Switchable Ferrite Microstrip Array Antenna,” IEE Proceedings of Microwave and Antennas, Vol. 147, No. 2, 2000, pp. 151-155. doi:10.1049/ip-map:20000038
 J. S. Roy, P. Vaudon, A. Reineix, F. Jecko and B. Jecko, “Circularly Polarized Far Fields of an Axially Magnetized Circular Ferrite Microstrip Antenna,” Microwave and Op- tical Technology Letters, Vol. 5, No. 5, 1992, pp. 228-230. doi:10.1002/mop.4650050508
 J. S. Roy, P. Vaudon, A. Reineix, F. Jecko and B. Jecko, “Axially Magnetized Circular Ferrite Microstrip Antenna,” Proceedings of IEEE Antennas Propagation and Union Radio-Scientifique Internationale Conference Joint Inter- national Symposium, Chicago, 18-25 July 1992, pp. 2212- 2215.
 N. Das, S. K. Chowdhury and J. S. Chatterjee, “Circular Microstrip Antenna on a Ferrimagnetic Substrate,” IEEE Transactions on Antennas Propagation, Vol. 31, No. 1, 1983, pp. 188-190. doi:10.1109/TAP.1983.1142997
 J. S. Roy, P. Vaudon, F. Jecko and B. Jecko, “Magnetized Circular Ferrite Microstrip Antenna,” Proceedings of International Symposium on Antennas Propagation, Sapparo, 22-25 September 1992, pp 765-768.
 J. J. Green and F. Sandy, “Microwave Characterization of Partially Magnetized Ferrites,” IEEE Transactions on Microwave Theory Techniques, Vol. 22, No. 6, 1974, pp. 641-645. doi:10.1109/TMTT.1974.1128306