@misc{indiciae118dd242b803,
  title = {Visual sampling of environments: a methodological note.},
  author = {D M Fenton},
  year = {1981},
  doi = {10.2466/pms.1981.53.3.978},
  url = {https://pubmed.ncbi.nlm.nih.gov/7322792/},
  note = {Source identifier: 7322792}
}