@misc{139831,
  author = {Peter Mohr and Barry Taylor and Jonathan Baker and Michael Douma},
  title = {The 1998 CODATA Internationally Recommended Values of the Fundamental Physical Constants (version 3.0)},
  year = {1999},
  month = {1999-01-01},
  publisher = {http://physics.nist.gov/constants},
  language = {en},
}