@conference{768286,
  author = {Richard Steiner and David Newell and J. Schwarz and Edwin Williams},
  title = {Reference Standards, Uncertainties, and the Future of the NIST Electronic Kilogram},
  year = {1999},
  month = {1999-07-01 00:07:00},
  publisher = {Proc. 1999 National Conference of Standards Laboratories Workshop and Symposium (NCSL), Charlotte, NC},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=8399},
  language = {en},
}