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References edit

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  5. ^ McGeer, J. P. (2012). "Hall and Heroult—a Comparison". JOM. 38 (11): 18–19. doi:10.1007/BF03257616. ISSN 1047-4838.
  6. ^ Holloway, Steven Kendall (1988). "The Aluminium Industry: A Descriptive Profile": 9–21. doi:10.1007/978-1-349-09093-8_2. {{cite journal}}: Cite journal requires |journal= (help)
  7. ^ Darling, James D. (1902). "Manufacture and uses of metallic sodium". Journal of the Franklin Institute. 153 (1): 65–74. doi:10.1016/S0016-0032(02)90205-X. ISSN 0016-0032.