@misc{indiciaea2f7cedf90bc,
  title = {What ranks for research doctoral programs?},
  author = {S Mac Lane},
  year = {1996},
  doi = {10.1073/pnas.93.17.8816},
  url = {https://pubmed.ncbi.nlm.nih.gov/8799108/},
  note = {Source identifier: 8799108}
}