@misc{indiciaea7993a166356,
  title = {Determining fluoride air concentrations by exposing limed filter paper.},
  author = {E ROBINSON},
  year = {1957},
  doi = {10.1080/00968205709343483},
  url = {https://pubmed.ncbi.nlm.nih.gov/13435221/},
  note = {Source identifier: 13435221}
}