Index Modulation OFDM Systems with Direct Pattern of Subcarrier Activation. NTU Journal of Engineering and Technology, [S. l.], v. 2, n. 1, 2023. DOI: 10.56286/ntujet.v2i1.212. Disponível em: https://journals.ntu.edu.iq/index.php/NTU-JET/article/view/212.. Acesso em: 18 apr. 2025.