@misc{indiciaeca8648dd3e61,
  title = {A computer program for geochemical analysis of acid-rain and other low-ionic-strength, acidic waters; computer diskette of the Attachment C source code},
  author = {Patricia A. Johnsson and Deborah G. Lord},
  year = {1987},
  doi = {10.3133/wri874095b},
  url = {https://pubs.usgs.gov/publication/wri874095B},
  note = {Source identifier: wri874095B}
}