@misc{indiciae9cce9a3b7d47,
  title = {The early reentry procedure.},
  author = {B Langer and D A Gelb},
  year = {1977},
  doi = {10.1902/jop.1977.48.6.318},
  url = {https://pubmed.ncbi.nlm.nih.gov/325192/},
  note = {Source identifier: 325192}
}