Hussein Turki Alateewe. “Improving Gain and Efficiency of RDRA Antennas through the Integration of a Cylindrical Coaxial Dielectric for Multi-Frequency Applications”. International Journal of Intelligent Systems and Applications in Engineering, vol. 12, no. 22s, July 2024, pp. 54 -, https://ijisae.org/index.php/IJISAE/article/view/6393.