Chow, C W Mitigation of Rayleigh backscattering in 10-Gb/s downstream and 2.5-Gb/s upstream DWDM 100-km long-reach PONs. [electronic resource] - Optics express Mar 2011 - 4970-6 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1094-4087 Standard No.: 10.1364/OE.19.004970 doi