Ihsan, Muhammad, Alfin Hikmaturokhman, Solichah Laras, and Syah Alam. “Design of 5G MIMO 2x2 Broadband Antenna At 26 GHz Frequency Using Double U-Slot Method and Defected Ground Structure”. Jurnal Ecotipe (Electronic, Control, Telecommunication, Information, and Power Engineering) 10, no. 2 (October 19, 2023): 247-257. Accessed December 8, 2024. https://ecotipe.ubb.ac.id/index.php/ecotipe/article/view/4409.