@misc{indiciae8964bd7372a2,
  title = {Effects of vertical temperature difference on soiling index.},
  author = {E H MARKEE},
  year = {1961},
  doi = {10.1080/00022470.1961.10467978},
  url = {https://pubmed.ncbi.nlm.nih.gov/13766891/},
  note = {Source identifier: 13766891}
}