(en) Thomas Turner (dir.), The metallurgy of iron : By Thomas Turner... : Being one of a series of treatises on metallurgy written by associates of the Royal school of mines, C. Griffin & company, limited, coll. « Griffin's metallurgical series », , 3e éd., 463 p. (ISBN1-177-69287-2 et 978-1177692878, lire en ligne), p. 43