1. Balanis CA (2005) Antenna theory, analysis and design. John, New York
2. Pozar DM (1992) Microstrip antennas. Proc IEEE 80(1):79–91
3. Neyestanak AAL, Kashani FH, Barkeshli K (2007) W-shaped enhanced-bandwidth patch antenna for wireless communication. Wireless Pers Commun 43:1257–1265
4. Ansari JA, Yadav NP, Singh P, Mishra A (2010) Analysis of broadband operation of disk patch antenna with parasitic elements in single and two layer structures. Int J Microwave Optical Technol 5(3):140–147
5. Verma RK, Srivastava DK (2019) A compact rectangular microstrip antenna of H-shape patch loaded with notch and slots for S-band applications. Int J Microwave Optical Technol 14(2):100–108