@misc{indiciaecbd149da1f39,
  title = {Biodiversity: measurement and estimation.},
  author = {J L Harper and D L Hawksworth},
  year = {1994},
  doi = {10.1098/rstb.1994.0081},
  url = {https://pubmed.ncbi.nlm.nih.gov/7972355/},
  note = {Source identifier: 7972355}
}