Chemical Technology: part 11 FerrousMetallurgy. Cambridge University Press, pp. 349–51. Tylecote, R. F. A History of Metallurgy, Second Edition. London:
Acidithiobacillus ferrooxidans (iron oxidizing bacteria) 鋼鐵冶金學(History of ferrousmetallurgy) Iron Production in the Norse Era. Hurstwic. [2013-07-02]. (原始内容存档于2013-08-14)