Abdalla, Dana Salahalddin, and Salim Qadir Mohammed. “System Level Study of LTE-Advanced Multiple Antenna System With Inter-Band Carrier Aggregation”. Kurdistan Journal of Applied Research 3, no. 1 (April 12, 2018): 9–16. Accessed August 25, 2025. https://ns2.spu.edu.iq/index.php/kjar/article/view/148.