@misc{indiciaeacc993af54af,
  title = {Notes on volcanic rocks from Parícutin, Mexico},
  author = {Charles Milton},
  year = {2014},
  doi = {10.1029/tr025i004p00618},
  url = {https://pubs.usgs.gov/publication/70215210},
  note = {Source identifier: 70215210}
}