@article{68086,
  author = {William Kelly and Bruce MacDonald and Stefan Leigh},
  title = {User Prepared Standards for Fossil Fuels with Concentrations and Uncertainties Traceable to NIST Values},
  year = {2006},
  number = {in press},
  month = {2006-11-01},
  publisher = {Journal of ASTM International},
  language = {en},
}