@misc{indiciae5c34981f06fb,
  title = {Quality of water and bottom material of streams that drain potential lignite mining areas in the outcrop area of the Wilcox Group in Mississippi},
  author = {S. J. Kalkhoff},
  year = {1989},
  doi = {10.3133/wri864345},
  url = {https://pubs.usgs.gov/publication/wri864345},
  note = {Source identifier: wri864345}
}