@misc{indiciae3fa9cb713859,
  title = {Gas and hydrogen isotopic analyses of volcanic eruption clouds in Guatemala sampled by aircraft},
  author = {W.I. Rose and R.D. Cadle and L.E. Heidt and I. Friedman and A.L. Lazrus and B.J. Huebert},
  year = {1980},
  url = {https://pubs.usgs.gov/publication/70012331},
  note = {Source identifier: 70012331}
}