@misc{indiciae345437d274d0,
  title = {Estimation of microbial release probabilities from a Martian lander},
  author = {Levy, P. S. and Schalkowsky, S.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700025728},
  note = {Source identifier: 19700025728}
}