Bergeron, D.
, Cessna, J.
, Broder, B.
, Pibida, L.
, Fitzgerald, R.
, DiGiorgio, M.
, Napoli, E.
and Zimmerman, B.
(2024),
Activity standard and calibrations for 227Th with ingrowing progeny, Applied Radiation and Isotopes, [online], https://doi.org/10.1016/j.apradiso.2024.111326, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=957117
(Accessed October 31, 2024)