@misc{indiciae6700c5b3e4c3,
  title = {Moth, melanism and clean air.},
  author = {J A Bishop and L M Cook},
  year = {1975},
  doi = {10.1038/scientificamerican0175-90},
  url = {https://pubmed.ncbi.nlm.nih.gov/1114303/},
  note = {Source identifier: 1114303}
}