@misc{indiciaeab8ba2fa8384,
  title = {Deformation and stress-change modeling at Sierra Negra volcano, Galapagos, from ENVISAT INSAR and GPS observations},
  author = {Sigurjon Jonsson and W.W. Chadwick and Michael Poland and D. Geist},
  year = {2008},
  url = {https://pubs.usgs.gov/publication/70009725},
  note = {Source identifier: 70009725}
}