@misc{indiciaeba2cda1362d0,
  title = {Martian volatiles determined using the Mars observer gamma ray spectrometer},
  author = {Feldman, W. C. and Boynton, W. V. and Trombka, J. I. and Arnold, J. R. and Englert, P. A. J. and Metzger, A. E. and Reedy, R. C. and Squyres, S. W. and Wanke, H.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930010618},
  note = {Source identifier: 19930010618}
}