Weiyi Zhang Guoliang Xue Jian Tang Krishnaiyan Thulasiraman Dynamic Wavelength Routing in WDM Networks under Multiple Signal Quality Constraints. 2557-2561 2008 GLOBECOM http://dx.doi.org/10.1109/GLOCOM.2008.ECP.491 conf/globecom/2008 db/conf/globecom/globecom2008.html#ZhangXTT08