Al-Bermani, A., et al. “Real-Time Comparison of Blind Phase Search with Different Angle Resolutions for 16-QAM.” 2012 IEEE PHOTONICS CONFERENCE (IPC), 2012, p. 177+.

Puntsri, K., et al. “A Low Complexity and High Accuracy Frame Synchronization for Optical OFDM and PolMux-Optical OFDM.” 2012 IEEE PHOTONICS CONFERENCE (IPC), 2012, pp. 181–82.