- ABC Science Web Forum posting of voltage-related material
- Michael Gunter's Home Page
- Magazine article from "ReNew" Issue #68: "Are you buying more power than you think?"
- Electricity Week, 23 March 1999: voltage extensively covered
- Karlsson & Hill, IEEE Transactions on Power Systems, Vol. 9, No. 1, February 1994. It proves that supply voltage affects customers' energy consumption, and therefore their power bills. You have to unzip the files in a new, temporary folder and click on the file "new-0.htm". It is not designed to be user-friendly, and it isn't!!