@misc{indiciaeca57675b3b32,
  title = {Reconnaissance study of volcanic hazards from Cotopaxi Volcano, Ecuador},
  author = {Donal Ray Mullineaux and C. Dan Miller and David Harlow},
  year = {1976},
  doi = {10.3133/ofr76799},
  url = {https://pubs.usgs.gov/publication/ofr76799},
  note = {Source identifier: ofr76799}
}