Clark, Jeffrey. “The Price of Data Center Availability—How much availability do you need?”, Oct. 12, 2011, The Data Center Journal [1]Archiválva2011. december 3-i dátummal a Wayback Machine-ben
"However, these data centers have been built mainly in northern climates that don’t experience excursions to hot temperatures or high humidity levels" dell.com
Clark, Jeffrey. “The Price of Data Center Availability—How much availability do you need?”, Oct. 12, 2011, The Data Center Journal [1]Archiválva2011. december 3-i dátummal a Wayback Machine-ben