M. Gunawan, N. Priambodo, M. Gulo, A. Arifin, Y. Moegiharto, and H. Briantoro, “Evaluations of the predistortion technique by neural network algorithm in MIMO-OFDM system using USRP”, INFOTEL, vol. 14, no. 4, pp. 287-293, Nov. 2022.