@misc{indiciaeff17f956743e,
  title = {A five-collector system for the simultaneous measurement of argon isotope ratios in a static mass spectrometer},
  author = {J. S. Stacey and N.D. Sherrill and G. B. Dalrymple and M. A. Lanphere and N.V. Carpenter},
  year = {1981},
  doi = {10.1016/0020-7381(81)80031-9},
  url = {https://pubs.usgs.gov/publication/70012017},
  note = {Source identifier: 70012017}
}