1. The impact of power and cooling on data center infrastructure. Market Analysis, IDC Inc. (2007)
2. Report to congress on server and data center energy efficiency. U.S. Environmental Protection Agency, ENERGY STAR Program (2007)
3. Wavelength selective switches for ROADM applications. Datasheet, Finisar Inc. (2008)
4. Where does power go? GreenDataProject. Available online at: http://www.greendataproject.org (2008)
5. Cisco 10GBASE SFP+ modules. Datasheet, Cisco Inc. (2010)