@misc{indiciae76df7317cead,
  title = {Assessing potential propulsion breakthroughs.},
  author = {Marc G Millis},
  year = {2005},
  doi = {10.1196/annals.1370.023},
  url = {https://pubmed.ncbi.nlm.nih.gov/16510425/},
  note = {Source identifier: 16510425}
}