Malik Abd-Alhadi H, Mahdi Obaid S. DESIGN OF E-SHAPE RECONFIGURBLE MICROSTRIP ANTENNA FOR ULTRA WIDE BAND APPLICATIONS. J. eng. sustain. dev. 2018;22(6):21-29. Accessed July 10, 2025. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/341