@misc{indiciaef0978a49082e,
  title = {The orbit.},
  author = {G M Howard},
  year = {1969},
  doi = {10.1001/archopht.1969.00990020843023},
  url = {https://pubmed.ncbi.nlm.nih.gov/4901422/},
  note = {Source identifier: 4901422}
}