@misc{indiciaea37d68fa098a,
  title = {Standardization of gravimeter calibrations in the geological survey},
  author = {David F. Barnes and Howard W. Oliver and Stephen L. Robbins},
  year = {2011},
  doi = {10.1029/eo050i010p00526},
  url = {https://pubs.usgs.gov/publication/70223885},
  note = {Source identifier: 70223885}
}