@misc{indiciae79965d62f183,
  title = {Hydrogen in rocks: an energy source for deep microbial communities},
  author = {Freund, Friedemann and Dickinson, J. Thomas and Cash, Michele},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20040087963},
  note = {Source identifier: 20040087963}
}