@misc{indiciaecb3219c52584,
  title = {The 1949 summit eruption of Mauna Loa, Hawaii},
  author = {G. A. Macdonald and J.B. Orr},
  year = {1950},
  doi = {10.3133/b974a},
  url = {https://pubs.usgs.gov/publication/b974A},
  note = {Source identifier: b974A}
}