Hornik, Monika, Paweł Hornik, Dominik Guzda, and Paweł Kabacik. “Optimizing Circular Polarization Within a Beam of Patch Antenna Elements”. Journal of Telecommunications and Information Technology 27, no. 1 (March 30, 2007): 18–22. Accessed June 1, 2026. https://jtit.pl/jtit/article/view/744.