@misc{indiciae241d573b1084,
  title = {Volcano monitoring using the Global Positioning System: Filtering strategies},
  author = {K.M. Larson and Peter Cervelli and M. Lisowski and Asta Mikijus and P. Segall and S. Owen},
  year = {2001},
  doi = {10.1029/2001jb000305},
  url = {https://pubs.usgs.gov/publication/70023780},
  note = {Source identifier: 70023780}
}