Wallmann, J. C. (1959). “The first isolations of the transuranium elements: A historical survey”. 《Journal of Chemical Education》 36 (7): 340. Bibcode:1959JChEd..36..340W. doi:10.1021/ed036p340.
Ingmar Grenthe (2006). 〈Uranium〉. 《The Chemistry of the Actinide and Transactinide Elements》. doi:10.1007/1-4020-3598-5_5.
J. P. Adloff (2000). “The centenary of a controversial discovery: actinium”. 《Radiochim. Acta》 88 (3–4_2000): 123–128. doi:10.1524/ract.2000.88.3-4.123.
George B. Kauffman (1997). “Victor Moritz Goldschmidt (1888–1947): A Tribute to the Founder of Modern Geochemistry on the Fiftieth Anniversary of His Death”. 《The Chemical Educator》 2 (5): 1–26. doi:10.1007/s00897970143a.
A. Ghiorso, S. G. Thompson, G. H. Higgins, G. T. Seaborg, M. H. Studier, P. R. Fields, S. M. Fried, H. Diamond, J. F. Mech, G. L. Pyle, J. R. Huizenga, A. Hirsch, W. M. Manning, C. I. Browne, H. L. Smith, R. W. Spence (1955). “New Elements Einsteinium and Fermium, Atomic Numbers 99 and 100”. 《Phys. Rev.》 99 (3): 1048–1049. Bibcode:1955PhRv...99.1048G. doi:10.1103/PhysRev.99.1048. CS1 관리 - 여러 이름 (링크)
S. Thompson, A. Ghiorso, B. G. Harvey and G. R. Choppin (1954). “Transcurium Isotopes Produced in the Neutron Irradiation of Plutonium”. 《Physical Review》 93 (4): 908. Bibcode:1954PhRv...93..908T. doi:10.1103/PhysRev.93.908. CS1 관리 - 여러 이름 (링크)
G. R. Choppin, S. G. Thompson, A. Ghiorso, B. G. Harvey (1954). “Nuclear Properties of Some Isotopes of Californium, Elements 99 and 100”. 《Physical Review》 94 (4): 1080–1081. Bibcode:1954PhRv...94.1080C. doi:10.1103/PhysRev.94.1080. CS1 관리 - 여러 이름 (링크)
A. E. van Arkel; de Boer, J. H. (1925). “Darstellung von reinem Titanium-, Zirkonium-, Hafnium- und Thoriummetall”. 《Zeitschrift für anorganische und allgemeine Chemie》 (독일어) 148 (1): 345–350. doi:10.1002/zaac.19251480133.
Nave, S.; Haire, R.; Huray, Paul (1983). “Magnetic properties of actinide elements having the 5f6 and 5f7 electronic configurations”. 《Physical Review B》 28: 2317–2327. Bibcode:1983PhRvB..28.2317N. doi:10.1103/PhysRevB.28.2317.
Wallmann, J. C. (1959). “The first isolations of the transuranium elements: A historical survey”. 《Journal of Chemical Education》 36 (7): 340. Bibcode:1959JChEd..36..340W. doi:10.1021/ed036p340.
A. Ghiorso, S. G. Thompson, G. H. Higgins, G. T. Seaborg, M. H. Studier, P. R. Fields, S. M. Fried, H. Diamond, J. F. Mech, G. L. Pyle, J. R. Huizenga, A. Hirsch, W. M. Manning, C. I. Browne, H. L. Smith, R. W. Spence (1955). “New Elements Einsteinium and Fermium, Atomic Numbers 99 and 100”. 《Phys. Rev.》 99 (3): 1048–1049. Bibcode:1955PhRv...99.1048G. doi:10.1103/PhysRev.99.1048. CS1 관리 - 여러 이름 (링크)
S. Thompson, A. Ghiorso, B. G. Harvey and G. R. Choppin (1954). “Transcurium Isotopes Produced in the Neutron Irradiation of Plutonium”. 《Physical Review》 93 (4): 908. Bibcode:1954PhRv...93..908T. doi:10.1103/PhysRev.93.908. CS1 관리 - 여러 이름 (링크)
G. R. Choppin, S. G. Thompson, A. Ghiorso, B. G. Harvey (1954). “Nuclear Properties of Some Isotopes of Californium, Elements 99 and 100”. 《Physical Review》 94 (4): 1080–1081. Bibcode:1954PhRv...94.1080C. doi:10.1103/PhysRev.94.1080. CS1 관리 - 여러 이름 (링크)
Nave, S.; Haire, R.; Huray, Paul (1983). “Magnetic properties of actinide elements having the 5f6 and 5f7 electronic configurations”. 《Physical Review B》 28: 2317–2327. Bibcode:1983PhRvB..28.2317N. doi:10.1103/PhysRevB.28.2317.