@misc{indiciae039a9df64b03,
  title = {Citation indexing for studying science.},
  author = {E Garfield},
  year = {1970},
  doi = {10.1038/227669a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4914589/},
  note = {Source identifier: 4914589}
}