@misc{indiciae83810c9887e9,
  title = {Colin Ferguson Macdonald.},
  year = {1969},
  doi = {10.5694/j.1326-5377.1969.tb105553.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4890156/},
  note = {Source identifier: 4890156}
}