1. Finston HL, Rychtman AC (1982) A new view of current acid-base theories. Wiley, New York
2. Boyle R (1661) The Sceptical Chymist. Cadwell, Crooke
http://www.gutenberg.org/ebooks/22914?msg=welcome_stranger
. The book can be downloaded here
https://ia801908.us.archive.org/16/items/scepticalchymis00BoylA/scepticalchymis00BoylA.pdf
3. Sendivogii M (1604) Tractatus de lapide philosophorum sive novum lumen chymicum. Prague. English translation: Bujas J.
http://www.levity.com/alchemy/newchem1.html
4. Berzelius J (1812) Schweiggers J 6:119–176.
http://www.archive.org/stream/journalfrchemie52unkngoog#page/n7/mode/2up
5. The Collected Works of Sir Humphry Davy (1840) John Davy (ed). Smith, Elder and Co, London