@misc{indiciaeb9867268d7a9,
  title = {[Galactic radiation dosage in free interplanetary space].},
  author = {H J Schaefer},
  year = {1969},
  doi = {10.1007/bf01228455},
  url = {https://pubmed.ncbi.nlm.nih.gov/5805643/},
  note = {Source identifier: 5805643}
}