@misc{indiciaeb1921eb3311b,
  title = {Mass spectrometric analysis of organic compounds, water and volatile constituents in the atmosphere and surface of Mars: The Viking Mars Lander},
  author = {Duwayne M. Anderson and K. Biemann and Leslie E. Orgel and John Oro and Tobias Owen and Garson P. Shulman and Priestley Toulmin and H. C. Urey},
  year = {1972},
  doi = {10.1016/0019-1035(72)90140-6},
  url = {https://pubs.usgs.gov/publication/70010144},
  note = {Source identifier: 70010144}
}