@misc{indiciaec98193476f5e,
  title = {A quantitative method for analysing competition where individuals cannot be identified.},
  author = {D A Hay},
  year = {1974},
  doi = {10.1071/bi9740183},
  url = {https://pubmed.ncbi.nlm.nih.gov/4212895/},
  note = {Source identifier: 4212895}
}