@misc{indiciae4b16f52140ef,
  title = {Chemical analyses of Precambrian rocks from St. Lawrence County, New York, made by the U.S. Geological Survey, 1963 through 1972},
  author = {C. Ervin Brown},
  year = {1980},
  doi = {10.3133/ofr80664},
  url = {https://pubs.usgs.gov/publication/ofr80664},
  note = {Source identifier: ofr80664}
}