@article{IdzikowskiOrlowskiRaackWoesnerWolisz2010b,
	author={F. Idzikowski and S. Orlowski and C. Raack and H. Woesner and A. Wolisz},
	journal={Optical Switching and Networking, Special Issue on Green Communications },
	title={Dynamic routing at different layers in IP-over-WDM networks -- Maximizing energy savings},
	url={http://opus.kobv.de/zib/volltexte/2010/1230/},
	volume={},
	year={2011, to appear, available as ZIB-Report ZR-10-07},
}