@misc{indiciae28daaf8b97c4,
  title = {Distribution and variability of precipitation chemistry in the conterminous United States, January through December 1983},
  author = {J. F. Rinella and T. L. Miller},
  year = {1988},
  doi = {10.3133/ofr87558},
  url = {https://pubs.usgs.gov/publication/ofr87558},
  note = {Source identifier: ofr87558}
}