@misc{indiciaee4b5d1f9dab4,
  title = {The analysis of silicate and carbonate rocks},
  author = {W. F. Hillebrand},
  year = {1919},
  doi = {10.3133/b700},
  url = {https://pubs.usgs.gov/publication/b700},
  note = {Source identifier: b700}
}