@misc{indiciae50b5f0895aad,
  title = {Europa surface geology: expanded stratigraphic unit descriptions derived from collaborative analysis of Galileo NIMS and SSI observations from E14},
  author = {Shirley, J. H. and Prockter, L. M. and Carlson, R. W. and Kamp, L. W.},
  year = {2001},
  url = {https://ntrs.nasa.gov/citations/20060031423},
  note = {Source identifier: 20060031423}
}