@misc{indiciae2fbfdab2574f,
  title = {Archaeoastronomy. Plotting the pyramids.},
  author = {O Gingerich},
  year = {2000},
  doi = {10.1038/35042648},
  url = {https://pubmed.ncbi.nlm.nih.gov/11099022/},
  note = {Source identifier: 11099022}
}