@misc{indiciaefc767ed1e40c,
  title = {[Method for determining free formaldehyde].},
  author = {G F Dregval' and V N Kuznetsova and N M Brodskaia},
  year = {1979},
  url = {https://pubmed.ncbi.nlm.nih.gov/574109/},
  note = {Source identifier: 574109}
}