@misc{indiciae0b44f8acf5a2,
  title = {Understanding Merapi-type volcanoes},
  author = {M.A. Purbawinata and Antonius Ratdomopurbo and Surono and John S. Pallister and B. Luehr and Chris Newhall},
  year = {2007},
  doi = {10.1029/2007eo010006},
  url = {https://pubs.usgs.gov/publication/70032864},
  note = {Source identifier: 70032864}
}