@misc{indiciae9274bcbb9c82,
  title = {Her X-1: a precessing binary pulsar?},
  author = {K Brecher},
  year = {1972},
  doi = {10.1038/239325a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/12635221/},
  note = {Source identifier: 12635221}
}