[1] M. Duelk, in Proceedings of ECOC Tu3.1.2 (2005).
[2] C. R. S. Fludger, T. Duthel, and C. Schulien, in Proceedings of LEOS ME1.2 (2007).
[3] H. Barrass, M. Gustlin, O. Trainin, and M. Nowell, in Proceedings of LEOS TuX 2 (2007).
[4] A. F. Benner, P. K. Pepeljugoski, and R. J. Recio, IEEE Communications Magazine 11, 10 (2007).
[5] S. Melle, J. Jaeger, D. Perkins, and V. Vusirikala, IEEE Communications Magazine 11, 18 (2007).
[6] S. J. Trowbridge, IEEE Communications Magazine 12, 120 (2007).
[7] P. J. Winzer, G. Raybon, and M. Duelk, in Proceedings of ECOC Th 4.4.1 (2007).
[8] G. Raybon, P. J. Winzer, and C. R. Doerr, in Proceedings of OFC PDP32 (2006).
[9] M. Daikoku, I. I. Morita, H. Taga, H. Tanaka, T. Kawanishi, T. Sakamoto, T. Miyazaki, and T. Fujita, in Proceedings of OFC PDP36 (2006).
[10] J. Yu, X. Zhou, L. Xu, P. N. Ji, and T. Wang, in Proceedings of OFC JThA42 (2007).
[11] J. Zhang, H. Chen, M. Chen, T. Wang, and S. Xie, IEEE Photon. Technol. Lett. 19, 1057 (2007).