2024. Radiation Pattern Analysis and Phase Shifter for Base Station Mobile Communication Circular Array Antenna at 900MHz Frequency by Using 4NEC2X Software. مجلة جامعة بابل - للعلوم الصرفه والتطبيقية. 32, 3 (2024), 69–84. DOI:https://doi.org/10.29196/jubpas.v32i3.5396.