@misc{indiciae43fcbadc3e7c,
  title = {Revised Thorium Abundances for Lunar Red Spots},
  author = {Hagerty, J. J. and Lawrence, D. J. and Elphic, R. C. and Feldman, W. C. and Vaniman, D. T. and Hawke, B. R.},
  year = {2005},
  url = {https://ntrs.nasa.gov/citations/20050169973},
  note = {Source identifier: 20050169973}
}