@misc{indiciae9febe9343feb,
  title = {D. H. Menzel.},
  author = {Z Kopal},
  year = {1977},
  doi = {10.1038/267189a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/16073457/},
  note = {Source identifier: 16073457}
}