セオドア・リチャーズ
↑ “Nobel Prize in Chemistry 1914 - Presentation”. 2007年12月24日閲覧。
↑ Conant 2002
↑ Conant 2002, p. 126
↑ Forbes, George Shannon (1932). “Investigations of Atomic Weights by Theodore William Richards”. Journal of Chemical Education 9: 453 – 458.
↑ Hartley, Harold (August 1930). “Theodore William Richards Memorial Lecture”. Journal of the Chemical Society: 1945. doi:10.1039/JR9300001937. http://www.rsc.org/publishing/journals/article.asp?doi=JR9300001937.
↑ John Emsley (2001). Nature's building blocks: an A-Z guide to the elements.