@misc{indiciae429f9fd311da,
  title = {Summary of the U.S. Geological Survey National Field Quality Assurance Program from 1979 through 1989},
  author = {D.L. Stanley and W. J. Shampine and L.J. Schroder},
  year = {1992},
  doi = {10.3133/ofr92163},
  url = {https://pubs.usgs.gov/publication/ofr92163},
  note = {Source identifier: ofr92163}
}