@misc{indiciaee1f52657bf28,
  title = {Gas analysis of Mt. Hood fumaroles, Oregon},
  author = {Nancy L. Nehring and David A. Johnston and H.A. Wollenberg},
  year = {1981},
  doi = {10.3133/ofr81236},
  url = {https://pubs.usgs.gov/publication/ofr81236},
  note = {Source identifier: ofr81236}
}