@misc{indiciae705719ab7adb,
  title = {Determination of chlorinated insecticides in bottom sediment using an electron-capture gas chromatography screening method, Austin, Texas, 1991 and 1992},
  author = {Robert D. Brock and Lucinda K. Murtagh},
  year = {1994},
  doi = {10.3133/ofr94302},
  url = {https://pubs.usgs.gov/publication/ofr94302},
  note = {Source identifier: ofr94302}
}