@misc{indiciaed2196436e7bd,
  title = {Bibliography of U.S. Geological Survey trace elements and related reports},
  author = {Diane Curtis and Shirley Loleta Simpson Houser},
  year = {1953},
  doi = {10.3133/cir281},
  url = {https://pubs.usgs.gov/publication/cir281},
  note = {Source identifier: cir281}
}