@misc{indiciaeaf63badb0b7b,
  title = {High altitude balloon sampling program. HASL-204.},
  author = {P W Krey and B Krajewski and M Kleinman},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5196639/},
  note = {Source identifier: 5196639}
}