@misc{indiciaeb7291c31deee,
  title = {Space missions for SETI.},
  author = {F Drake},
  doi = {10.1016/s0094-5765(99)00036-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/11542286/},
  note = {Source identifier: 11542286}
}