Ninh, Bùi, 		Hội, Phạm, 		Ngọc, Đặng, 		Anh, Phạm, AND 		Tuấn, Nguyễn.
" The Effects of ASE Noise and the Position of EDFA Amplifier on Multi-Wavelength OCDM-Based Long-Reach Passive Optical Networks" <em>VNU Journal of Science: Natural Sciences and Technology</em> [Online], Volume 30 Number 1 (15 March 2014)