A. A. Hassan, “Performance Improvement of Neural Network Based RLS Channel Estimators in MIMO-OFDM Systems”, alkej, vol. 7, no. 2, pp. 36–46, Jun. 2011, Accessed: Jul. 08, 2026. [Online]. Available: https://www.alkej.uobaghdad.edu.iq/index.php/alkej/article/view/37