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US 3156523, Glenn T. Seaborg, "Element 95 and method of producing said element", published 10. 11. 1964, issued 23. 8. 1946
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Muller, W.; Schenkel, R.; Schmidt, H. E.; Spirlet, J. C.; McElroy, D. L.; Hall, R. O. A.; Mortimer, M. J. (1978). „The electrical resistivity and specific heat of americium metal”. Journal of Low Temperature Physics. 30 (5–6): 561. Bibcode:1978JLTP...30..561M. doi:10.1007/BF00116197.
G. T. Seaborg; R. A. James; L. O. Morgan (1949). „The Transuranium Elements: Research Papers”. The New Element Americium (Atomic Number 95). 14 B. New York: McGraw-Hill Book Co. Inc., Paper No. 22.1, (sažetak; mašinoskript (januar 1948)).
