@misc{indiciaea5a082dd11ce,
  title = {Methods for separation and total stable isotope analysis of alunite},
  author = {M.D. Wasserman and R. O. Rye and P. M. Bethke and Antonio Arribas},
  year = {1992},
  doi = {10.3133/ofr929},
  url = {https://pubs.usgs.gov/publication/ofr929},
  note = {Source identifier: ofr929}
}