@misc{indiciae84aac945e877,
  title = {User's guide to DBATIB; a computer program for operations of a micromass isomass 54E mass-spectrometer},
  author = {K.R. Ludwig},
  year = {1982},
  doi = {10.3133/ofr821079},
  url = {https://pubs.usgs.gov/publication/ofr821079},
  note = {Source identifier: ofr821079}
}