@misc{indiciaed5897311a3d4,
  title = {Water resources data Maryland and Delaware, water year 1967, Part 2. Water quality records},
  author = {U.S. Geological Survey},
  year = {1969},
  doi = {10.3133/wdrmdde672},
  url = {https://pubs.usgs.gov/publication/wdrMDDE672},
  note = {Source identifier: wdrMDDE672}
}