@misc{929771,
  author = {Ronald Colle and Lizbeth Laureano-Perez and Morgan DiGiorgio},
  title = {Preparation and Standardization of 229Th SRM 4328d},
  year = {2023},
  month = {2023-02-24 05:02:00},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=936223},
  doi = {https://doi.org/10.6028/NIST.SP.260-235},
  language = {en},
}