@misc{indiciae94869cd73de8,
  title = {Baldur - a cold caldera on Io},
  author = {Smythe, W. and Lopes, R. M. C. and Carlson, R. and Doute, S.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20060028999},
  note = {Source identifier: 20060028999}
}