A Low Complexity Two-Stage LLR Detector for Downlink OFDM-IM NOMA. - Subham Sabud; Preetam Kumar (IEEE Commun. Lett., 2022)

A Novel Rotated Constellation-Based LLR Detector for Flexible NOMA Based OFDM-IM Scheme. - Subham Sabud; Preetam Kumar (WCNC, 2024)