Li, Z; Erkilinc, MS; Bouziane, R; Thomsen, BC; Bayvel, P; Killey, RI; (2016) Simplified DSP-Based Signal-Signal Beat Interference Mitigation Technique for Direct Detection OFDM. Journal of Lightwave Technology , 34 (3) pp. 866-872. 10.1109/JLT.2015.2505187.