@misc{indiciae4f070469037c,
  title = {Occurrence and distribution of selected metals in streams near Huntsville, Alabama},
  author = {E. R. German and Alfred L. Knight},
  year = {1973},
  doi = {10.3133/cir679},
  url = {https://pubs.usgs.gov/publication/cir679},
  note = {Source identifier: cir679}
}