Holden, Norman E. «A Short History of Nuclear Data and Its Evaluation». 51st Meeting of the USDOE Cross Section Evaluation Working Group. Upton (NY): National Nuclear Data Center, Brookhaven National Laboratory, 2001. [Consulta: 3 gener 2009].
«Z = 94». NuDat 3.0. National Nuclear Data Center (NNDC) at Brookhaven National Laboratory. [Consulta: 15 febrer 2023].
Seaborg, Glenn T. «An Early History of LBNL: Elements 93 and 94». Advanced Computing for Science Department, Lawrence Berkeley National Laboratory. Arxivat de l'original el 5 de novembre 2014. [Consulta: 17 setembre 2008].
Seaborg, Glenn T. «An Early History of LBNL: Elements 93 and 94». Advanced Computing for Science Department, Lawrence Berkeley National Laboratory. Arxivat de l'original el 5 de novembre 2014. [Consulta: 17 setembre 2008].