How imperfect orthogonality of pilot affects channel estimation and data recovery techniques in massive MIMO system. - Muhammad Ahsan Shaikh; Vali Uddin; Muhammad Moinuddin (INTELLECT, 2017)

Semi-Blind Beamforming in Beam Space MIMO NOMA for mmWave Communications. - Muhammad Ahsan Shaikh; Anwaar Manzar; Muhammad Moinuddin; Sadiq ur Rehman; Halar Mustafa (IEEE Access, 2022)