1. Antenna theory and design;Elliott,1982
2. Antenna theory: Analysis and design;Balanis,2016
3. A novel tapered beamforming window for uniform concentric circular arrays;Dessouky;J Electromagn Waves Appl,2006
4. Synthesis of thinned concentric circular antenna arrays using modified TLBO algorithm;Luo;Int J Antennas Propag,2015
5. Opposition-based BAT algorithm for optimal design of circular and concentric circular arrays with improved far-field radiation characteristics;Ram;Int J Numer Modelling, Electron Netw Devices Fields,2017