@conference{79816,
  author = {John Travis and David Duewer},
  title = {Holmium Oxide Solution as a Prototype Intrinsic Standard in Molecular Absorption Spectrophotometry},
  year = {2003},
  number = {4826},
  month = {2003-08-08},
  publisher = {Proceedings of the International Society for Optical Engineering, -1},
  language = {en},
}