@misc{indiciae0f8f3f0a2848,
  title = {Conquering the last frontier: is it necessary?},
  author = {B S Lewis},
  doi = {10.1016/s0016-5107(91)70638-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2004690/},
  note = {Source identifier: 2004690}
}