M. Lee, B. Lee, B. Yoon, and B. Kim. Optical Fiber Communication Conference, 2006 and the 2006 National
Fiber Optic Engineers Conference. OFC 2006, page 3 pp.-. (March 2006)
E. Adar, and M. Kim. ICSE '07: Proceedings of the 29th International Conference on Software Engineering, page 762--766. Washington, DC, USA, IEEE Computer Society, (2007)