* Humphry Davy (1808). «On Some New Phenomena of Chemical Changes Produced by Electricity, Particularly the Decomposition of Fixed Alkalies, and the Exhibition of the New Substances which Constitute their Bases: and on the General Nature of Alkaline Bodies». Philosophical Transactions of the Royal Society
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* [https://advances.nutrition.org/ Frassetto, Lynda; Lambert, Helen; Lanham-New, Susan A. (1 de noviembre de 2012). «Potassium». Advances in Nutrition (en [[anglés]])]